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https://issues.apache.org/jira/browse/NIFI-4092?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16234044#comment-16234044
]
Ramon Havermans commented on NIFI-4092:
---------------------------------------
Same here on 1.3
> ClassCastException Warning during cluster sync
> ----------------------------------------------
>
> Key: NIFI-4092
> URL: https://issues.apache.org/jira/browse/NIFI-4092
> Project: Apache NiFi
> Issue Type: Bug
> Affects Versions: 1.3.0
> Reporter: Joseph Gresock
> Priority: Major
>
> This is the strack trace I receive, though I'm not sure it affects anything,
> since the cluster is eventually able to connect.
> 2017-06-20 13:46:44,680 WARN [Reconnect ip-172-31-55-36.ec2.internal:8443]
> o.a.n.c.c.node.NodeClusterCoordinator Problem encountered issuing
> reconnection request to node ip-172-31-55-36.ec2.internal:8443
> java.io.IOException:
> org.apache.nifi.controller.serialization.FlowSerializationException:
> java.lang.ClassCastException:
> org.apache.nifi.web.api.dto.TemplateDTO$JaxbAccessorM_getDescription_setDescription_java_lang_String
> cannot be cast to com.sun.xml.internal.bind.v2.runtime.reflect.Accessor
> at
> org.apache.nifi.persistence.StandardXMLFlowConfigurationDAO.save(StandardXMLFlowConfigurationDAO.java:143)
> at
> org.apache.nifi.controller.StandardFlowService.createDataFlowFromController(StandardFlowService.java:607)
> at
> org.apache.nifi.controller.StandardFlowService.createDataFlowFromController(StandardFlowService.java:100)
> at
> org.apache.nifi.cluster.coordination.node.NodeClusterCoordinator$2.run(NodeClusterCoordinator.java:706)
> at java.lang.Thread.run(Thread.java:748)
> Caused by:
> org.apache.nifi.controller.serialization.FlowSerializationException:
> java.lang.ClassCastException:
> org.apache.nifi.web.api.dto.TemplateDTO$JaxbAccessorM_getDescription_setDescription_java_lang_String
> cannot be cast to com.sun.xml.internal.bind.v2.runtime.reflect.Accessor
> at
> org.apache.nifi.controller.serialization.StandardFlowSerializer.addTemplate(StandardFlowSerializer.java:546)
> at
> org.apache.nifi.controller.serialization.StandardFlowSerializer.addProcessGroup(StandardFlowSerializer.java:203)
> at
> org.apache.nifi.controller.serialization.StandardFlowSerializer.addProcessGroup(StandardFlowSerializer.java:187)
> at
> org.apache.nifi.controller.serialization.StandardFlowSerializer.addProcessGroup(StandardFlowSerializer.java:187)
> at
> org.apache.nifi.controller.serialization.StandardFlowSerializer.serialize(StandardFlowSerializer.java:97)
> at
> org.apache.nifi.controller.FlowController.serialize(FlowController.java:1544)
> at
> org.apache.nifi.persistence.StandardXMLFlowConfigurationDAO.save(StandardXMLFlowConfigurationDAO.java:141)
> ... 4 common frames omitted
> Caused by: java.lang.ClassCastException:
> org.apache.nifi.web.api.dto.TemplateDTO$JaxbAccessorM_getDescription_setDescription_java_lang_String
> cannot be cast to com.sun.xml.internal.bind.v2.runtime.reflect.Accessor
> at
> com.sun.xml.internal.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.instanciate(OptimizedAccessorFactory.java:190)
> at
> com.sun.xml.internal.bind.v2.runtime.reflect.opt.OptimizedAccessorFactory.get(OptimizedAccessorFactory.java:129)
> at
> com.sun.xml.internal.bind.v2.runtime.reflect.Accessor$GetterSetterReflection.optimize(Accessor.java:388)
> at
> com.sun.xml.internal.bind.v2.runtime.property.SingleElementLeafProperty.<init>(SingleElementLeafProperty.java:77)
> at sun.reflect.GeneratedConstructorAccessor435.newInstance(Unknown
> Source)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at
> com.sun.xml.internal.bind.v2.runtime.property.PropertyFactory.create(PropertyFactory.java:113)
> at
> com.sun.xml.internal.bind.v2.runtime.ClassBeanInfoImpl.<init>(ClassBeanInfoImpl.java:166)
> at
> com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl.getOrCreate(JAXBContextImpl.java:488)
> at
> com.sun.xml.internal.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:305)
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