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https://issues.apache.org/jira/browse/BEAM-6839?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kenneth Knowles updated BEAM-6839:
----------------------------------
Fix Version/s: 2.12.0
> User reports protobuf ClassChangeError running against 2.6.0 or above
> ---------------------------------------------------------------------
>
> Key: BEAM-6839
> URL: https://issues.apache.org/jira/browse/BEAM-6839
> Project: Beam
> Issue Type: Bug
> Components: runner-dataflow
> Reporter: Kenneth Knowles
> Priority: Major
> Fix For: 2.12.0
>
>
> https://stackoverflow.com/questions/55146663/issue-while-running-dataflow/55171101?noredirect=1#comment97081527_55171101
> {code}
> java.lang.IncompatibleClassChangeError: Class
> org.apache.beam.model.pipeline.v1.RunnerApi$StandardPTransforms$Primitives
> does not implement the requested interface
> com.google.protobuf.ProtocolMessageEnum at
> org.apache.beam.runners.core.construction.BeamUrns.getUrn(BeamUrns.java:27)
> at
> org.apache.beam.runners.core.construction.PTransformTranslation.(PTransformTranslation.java:58)
> at
> org.apache.beam.runners.core.construction.UnconsumedReads$1.visitValue(UnconsumedReads.java:49)
> at
> org.apache.beam.sdk.runners.TransformHierarchy$Node.visit(TransformHierarchy.java:666)
> at
> org.apache.beam.sdk.runners.TransformHierarchy$Node.visit(TransformHierarchy.java:649)
> at
> org.apache.beam.sdk.runners.TransformHierarchy$Node.visit(TransformHierarchy.java:649)
> at
> org.apache.beam.sdk.runners.TransformHierarchy$Node.visit(TransformHierarchy.java:649)
> at
> org.apache.beam.sdk.runners.TransformHierarchy$Node.access$600(TransformHierarchy.java:311)
> at
> org.apache.beam.sdk.runners.TransformHierarchy.visit(TransformHierarchy.java:245)
> at org.apache.beam.sdk.Pipeline.traverseTopologically(Pipeline.java:458) at
> org.apache.beam.runners.core.construction.UnconsumedReads.ensureAllReadsConsumed(UnconsumedReads.java:40)
> at
> org.apache.beam.runners.dataflow.DataflowRunner.replaceTransforms(DataflowRunner.java:868)
> at
> org.apache.beam.runners.dataflow.DataflowRunner.run(DataflowRunner.java:660)
> at
> org.apache.beam.runners.dataflow.DataflowRunner.run(DataflowRunner.java:173)
> at org.apache.beam.sdk.Pipeline.run(Pipeline.java:313) at
> org.apache.beam.sdk.Pipeline.run(Pipeline.java:299)
> {code}
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