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https://issues.apache.org/jira/browse/BEAM-2981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16177420#comment-16177420
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ASF GitHub Bot commented on BEAM-2981:
--------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/beam/pull/3889
> Unable to deserialize ProtoCoder in Dataflow, serialVersionUID mismatch
> -----------------------------------------------------------------------
>
> Key: BEAM-2981
> URL: https://issues.apache.org/jira/browse/BEAM-2981
> Project: Beam
> Issue Type: Bug
> Components: runner-dataflow
> Reporter: Kenneth Knowles
> Assignee: Kenneth Knowles
> Priority: Blocker
> Fix For: 2.2.0
>
>
> Jenkins failure:
> https://builds.apache.org/job/beam_Release_NightlySnapshot/540/org.apache.beam$beam-runners-google-cloud-dataflow-java/#showFailuresLink
> {code}
> Caused by: java.io.InvalidClassException:
> org.apache.beam.sdk.extensions.protobuf.ProtoCoder; local class incompatible:
> stream classdesc serialVersionUID = -5043999806040629525, local class
> serialVersionUID = 5772992315255168068
> {code}
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