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Flink Jira Bot updated FLINK-22949: ----------------------------------- Labels: auto-deprioritized-blocker auto-deprioritized-critical auto-deprioritized-major (was: auto-deprioritized-blocker auto-deprioritized-critical stale-major) Priority: Minor (was: Major) This issue was labeled "stale-major" 7 days ago and has not received any updates so it is being deprioritized. If this ticket is actually Major, please raise the priority and ask a committer to assign you the issue or revive the public discussion. > java.io.InvalidClassException With Flink Kafka Beam > --------------------------------------------------- > > Key: FLINK-22949 > URL: https://issues.apache.org/jira/browse/FLINK-22949 > Project: Flink > Issue Type: Bug > Components: Client / Job Submission, Runtime / Network > Affects Versions: 1.12.0 > Reporter: Ravikiran Borse > Priority: Minor > Labels: auto-deprioritized-blocker, auto-deprioritized-critical, > auto-deprioritized-major > > Beam: 2.30.0 > Flink: 1.12.0 > Kafka: 2.6.0 > ERROR:root:java.io.InvalidClassException: > org.apache.flink.streaming.api.graph.StreamConfig$NetworkInputConfig; local > class incompatible: stream classdesc serialVersionUID = 3698633776553163849, > local class serialVersionUID = -3137689219135046939 > > In Flink Logs > KafkaIO.Read.ReadFromKafkaViaSDF/{ParDo(GenerateKafkaSourceDescriptor), > KafkaIO.ReadSourceDescriptors} (1/1)#0 (b0c31371874208adb0ccaff85b971883) > switched from RUNNING to FAILED. > org.apache.flink.streaming.runtime.tasks.StreamTaskException: Could not > deserialize inputs > at > org.apache.flink.streaming.api.graph.StreamConfig.getInputs(StreamConfig.java:265) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.api.graph.StreamConfig.getTypeSerializerIn(StreamConfig.java:280) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.api.graph.StreamConfig.getTypeSerializerIn1(StreamConfig.java:271) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.OperatorChain.wrapOperatorIntoOutput(OperatorChain.java:639) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.OperatorChain.createOperatorChain(OperatorChain.java:591) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.OperatorChain.createOutputCollector(OperatorChain.java:526) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.OperatorChain.<init>(OperatorChain.java:164) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.StreamTask.beforeInvoke(StreamTask.java:485) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at > org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:531) > ~[flink-dist_2.12-1.12.0.jar:1.12.0] > at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:722) > [flink-dist_2.12-1.12.0.jar:1.12.0] > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:547) > [flink-dist_2.12-1.12.0.jar:1.12.0] > at java.lang.Thread.run(Thread.java:748) [?:1.8.0_282] > Caused by: java.io.InvalidClassException: > org.apache.flink.streaming.api.graph.StreamConfig$NetworkInputConfig; local > class incompatible: stream classdesc serialVersionUID = 3698633776553163849, > local class serialVersionUID = -3137689219135046939 -- This message was sent by Atlassian Jira (v8.3.4#803005)