JVM Arguments: -Dspring.profiles.active=basic -Djava.security.egd=file:/dev/./urandom -Dlogs_dir=./logs/openstack/ -Dlogging.config=/app/logback-spring.xml -Dspring.config.additional-location=/app/config/override.yaml -Djsse.enableSNIExtension=false . ____ _ __ _ _ /\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) ' |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v2.3.7.RELEASE) 2023-02-19T23:42:02.727Z||main|||||INFO|500||The following profiles are active: basic 2023-02-19T23:42:21.135Z||main|||||INFO|500||Starting service [Tomcat] 2023-02-19T23:42:21.136Z||main|||||INFO|500||Starting Servlet engine: [Apache Tomcat/9.0.41] 2023-02-19T23:42:21.657Z||main|||||INFO|500||Initializing Spring embedded WebApplicationContext 2023-02-19T23:42:22.373Z||main|||||INFO|500||catdb-pool - Starting... 2023-02-19T23:42:23.008Z||main|||||INFO|500||catdb-pool - Start completed. 2023-02-19T23:42:23.898Z||main|||||INFO|500||HHH000204: Processing PersistenceUnitInfo [name: catalogDB] 2023-02-19T23:42:24.237Z||main|||||INFO|500||HHH000412: Hibernate ORM core version 5.4.25.Final 2023-02-19T23:42:25.932Z||main|||||INFO|500||HCANN000001: Hibernate Commons Annotations {5.1.2.Final} 2023-02-19T23:42:30.002Z||main|||||INFO|500||HHH000400: Using dialect: org.hibernate.dialect.MariaDB103Dialect 2023-02-19T23:42:31.923Z||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. 2023-02-19T23:42:36.241Z||main|||||INFO|500||HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform] 2023-02-19T23:42:50.041Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:50.056Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:50.058Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:50.061Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:50.069Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:50.080Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:50.632Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:50.633Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:50.634Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:50.634Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:50.635Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:50.639Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:50.685Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:50.697Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:50.697Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:50.698Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:50.698Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:50.707Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:50.769Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:50.770Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:50.770Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:50.771Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:50.771Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:50.782Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:50.956Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:50.957Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:50.958Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:50.958Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:50.958Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:50.985Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.135Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.170Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.190Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.206Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.221Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.267Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.460Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.462Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.462Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.462Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.463Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.474Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.588Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.589Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.589Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.589Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.590Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.596Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.608Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.614Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.615Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.615Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.615Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.618Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.625Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.640Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.641Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.641Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.642Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.650Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.761Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.762Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.773Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.774Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.775Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.777Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.798Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.799Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.799Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.809Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.810Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.812Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.897Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.898Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.898Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.899Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.904Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.909Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.946Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:51.947Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:51.947Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:51.948Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:51.948Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:51.982Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:51.995Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.030Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.031Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.032Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.032Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.042Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.081Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.082Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.098Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.099Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.102Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.108Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.129Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.131Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.131Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.131Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.133Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.139Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.189Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.200Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.201Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.201Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.202Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.205Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.223Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.224Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.227Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.227Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.228Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.234Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.388Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.417Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.430Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.432Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.432Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.451Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.589Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.599Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.621Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.644Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.654Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.660Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.759Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.760Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.760Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.760Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.761Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.770Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.794Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.795Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.796Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.796Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.797Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.799Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.781Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.808Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.801Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.800Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.797Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.846Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.846Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.846Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.847Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.847Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.797Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.833Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.796Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.796Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.857Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.856Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.788Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.787Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.786Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.785Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.823Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.782Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.782Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.781Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.871Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.879Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.880Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.881Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.881Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.891Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.905Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.905Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.906Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.906Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.906Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.907Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.938Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.941Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.950Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.951Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.954Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.962Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.977Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:52.978Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:52.978Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:52.979Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:52.979Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:52.981Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:52.994Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:52.993Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.005Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.006Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.006Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.007Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.013Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.029Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.030Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.030Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.031Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.031Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.045Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.049Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.051Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.075Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.076Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.061Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.081Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.081Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.082Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.087Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.107Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.108Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.114Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.114Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.114Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.107Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.126Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.138Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.139Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.139Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.139Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.139Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.141Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.168Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.164Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.178Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.178Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.184Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.186Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.202Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.217Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.218Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.223Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.224Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.224Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.224Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.225Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.226Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.230Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.231Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.231Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.231Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.231Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.233Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.249Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.250Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.251Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.252Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.252Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.254Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.254Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.272Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.278Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.278Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.278Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.279Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.280Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.288Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.304Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.337Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.338Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.344Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.346Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.348Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.369Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.388Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.388Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.395Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.397Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.397Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.398Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.398Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.414Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.459Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.461Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.462Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.462Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.462Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.466Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.506Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.524Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.527Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.530Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.502Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.556Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.571Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.574Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.571Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.541Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.577Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.574Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.621Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.621Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.633Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.647Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.533Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.653Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.653Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.653Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.655Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.659Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.665Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.660Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.700Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.705Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.705Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.711Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.713Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.730Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.730Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.731Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.736Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.732Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.756Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.765Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.775Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.794Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.798Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.799Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.809Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.848Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.849Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.850Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.850Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.850Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.853Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.858Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.858Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.865Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.876Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.882Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.884Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.885Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.885Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.889Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.906Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.907Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.910Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.912Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.913Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.922Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.940Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.940Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.941Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.942Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.942Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.945Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.964Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:53.971Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:53.971Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:53.972Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:53.973Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:53.983Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:53.995Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.997Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.998Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:53.999Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.001Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:54.003Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.002Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:54.003Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:54.004Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:54.004Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:54.007Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:54.019Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:54.020Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:54.020Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:54.020Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:54.021Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:54.024Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:54.039Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormatProvider[name = application/json] 2023-02-19T23:42:54.040Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.json.JacksonJsonDataFormat[name = application/json] 2023-02-19T23:42:54.040Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormatProvider[name = application/x-java-serialized-object] 2023-02-19T23:42:54.041Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.serializable.SerializableDataFormat[name = application/x-java-serialized-object] 2023-02-19T23:42:54.046Z||main|||||INFO|500||TASK/CLIENT-01026 Discovered data format provider: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormatProvider[name = application/xml] 2023-02-19T23:42:54.051Z||main|||||INFO|500||TASK/CLIENT-01025 Discovered data format: org.camunda.bpm.client.variable.impl.format.xml.DomXmlDataFormat[name = application/xml] 2023-02-19T23:42:54.069Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.090Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.098Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.101Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.128Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.137Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.235Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.245Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.250Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.275Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.417Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.422Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.753Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.753Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.756Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.784Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.800Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:54.947Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.033Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.035Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.037Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.042Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.050Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.062Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.071Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.073Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.073Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.073Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.074Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.075Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.073Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.085Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.093Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.093Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.094Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.095Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.096Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.096Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.097Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.097Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.099Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.104Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.097Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.085Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.093Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.122Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.123Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.124Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.125Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.126Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.129Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.129Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.129Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.157Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.188Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.194Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.197Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.293Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.369Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.369Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.454Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.519Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.541Z||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 2023-02-19T23:42:55.905Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:55.929Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.020Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.205Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.209Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.209Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.215Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.322Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.901Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:56.902Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.093Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.305Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.327Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.379Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.430Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.443Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.445Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.454Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.465Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.477Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.478Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.479Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.480Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.483Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.483Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.484Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.495Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.497Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.489Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.529Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.557Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.570Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.577Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.593Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.620Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.628Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.633Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.637Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.614Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.637Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.638Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.638Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.639Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.633Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.660Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.660Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.661Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.660Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.671Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:57.673Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.000Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.025Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.089Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.275Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.281Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.313Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.334Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:42:58.401Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:00.990Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:00.995Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.171Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.413Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.424Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.538Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.569Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.649Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.678Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.695Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.702Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.705Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.709Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.718Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.719Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.729Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.734Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.735Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.712Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.736Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.738Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.739Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.747Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.757Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.777Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.792Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.795Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.839Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.843Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.843Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.843Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.844Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.844Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.845Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.845Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.845Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.856Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.855Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.857Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.866Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.944Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:01.947Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.099Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.105Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.159Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.352Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.385Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.406Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.421Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.509Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:02.755Z||main|||||WARN|500||--- 2023-02-19T23:43:02.755Z||main|||||WARN|500||Spring Data REST HAL Browser is deprecated! Prefer the HAL Explorer (artifactId: spring-data-rest-hal-explorer)! 2023-02-19T23:43:02.755Z||main|||||WARN|500||--- 2023-02-19T23:43:04.324Z||main|||||INFO|500||Setting the server's publish address to be /api 2023-02-19T23:43:05.342Z||main|||||DEBUG|500||Injecting class org.onap.so.security.SoBasicHttpSecurityConfigurer configuration ... 2023-02-19T23:43:09.091Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.133Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.210Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.459Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.481Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.603Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.643Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.739Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.758Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.768Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.771Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.811Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.824Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.824Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.829Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.829Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.832Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.840Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.847Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.850Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.853Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.853Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.855Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.863Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.877Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.898Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.957Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.970Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.970Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.030Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.031Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.031Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.031Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.032Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.032Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.033Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.033Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:09.991Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.046Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.057Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.059Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.147Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.249Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.287Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.657Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.683Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.705Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.711Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:10.712Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:13.604Z||main|||||INFO|500||Started MsoOpenstackAdaptersApplication in 77.468 seconds (JVM running for 82.971) 2023-02-19T23:43:25.147Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.237Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.279Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.507Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.563Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.695Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.721Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.773Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.803Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.814Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.870Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.916Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.916Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.923Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.943Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.943Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.947Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.951Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.951Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.954Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.964Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:25.995Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.018Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.032Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.093Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.103Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.141Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.142Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.143Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.144Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.143Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.149Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.161Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.161Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.173Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.187Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.187Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.189Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.207Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.318Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.360Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.798Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.842Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.858Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.891Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:26.932Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.233Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.304Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.326Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.585Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.624Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.750Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.791Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.843Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.852Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.895Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:57.926Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.026Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.050Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.051Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.065Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.070Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.070Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.071Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.070Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.070Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.072Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.072Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.073Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.074Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.076Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.077Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.083Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.114Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.140Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.174Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.250Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.258Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.260Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.263Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.275Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.279Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.281Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.291Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.292Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.309Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.310Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.311Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.318Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.387Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.436Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.838Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.892Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.900Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.919Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:43:58.999Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.340Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.382Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.384Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.616Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.675Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.793Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.842Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.895Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.929Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:57.988Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.005Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.103Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.125Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.137Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.141Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.155Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.160Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.160Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.163Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.163Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.166Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.170Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.170Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.180Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.180Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.191Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.192Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.196Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.200Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.226Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.324Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.349Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.358Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.368Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.374Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.375Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.389Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.389Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.391Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.394Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.411Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.411Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.415Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.430Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.465Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.924Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.925Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.965Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:58.997Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:44:59.023Z||TopicSubscriptionManager|||||ERROR|500||TASK/CLIENT-03001 Exception while fetch and lock task. org.camunda.bpm.client.impl.EngineClientException: TASK/CLIENT-02001 Request 'POST http://so-bpmn-infra.onap:8081/sobpmnengine/external-task/fetchAndLock HTTP/1.1' returned error: status code '503' - message: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.EngineClientLogger.exceptionWhileReceivingResponse(EngineClientLogger.java:30) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:97) at org.camunda.bpm.client.impl.RequestExecutor.postRequest(RequestExecutor.java:74) at org.camunda.bpm.client.impl.EngineClient.fetchAndLock(EngineClient.java:78) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.fetchAndLock(TopicSubscriptionManager.java:135) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.acquire(TopicSubscriptionManager.java:101) at org.camunda.bpm.client.topic.impl.TopicSubscriptionManager.run(TopicSubscriptionManager.java:87) at java.base/java.lang.Thread.run(Unknown Source) Caused by: org.apache.http.client.HttpResponseException: status code: 503, reason phrase: upstream connect error or disconnect/reset before headers. reset reason: connection failure, transport failure reason: delayed connect error: 111 at org.camunda.bpm.client.impl.RequestExecutor$1.handleResponse(RequestExecutor.java:146) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:223) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:165) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:140) at org.camunda.bpm.client.impl.RequestExecutor.executeRequest(RequestExecutor.java:88) ... 6 common frames omitted 2023-02-19T23:52:17.946Z||http-nio-8087-exec-1|||||INFO|500||Initializing Spring DispatcherServlet 'dispatcherServlet'