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https://issues.apache.org/jira/browse/FLINK-17040?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17077902#comment-17077902
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Zhijiang commented on FLINK-17040:
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Thanks for the explanations [~rmetzger]!
> SavepointWriterITCase broken
> ----------------------------
>
> Key: FLINK-17040
> URL: https://issues.apache.org/jira/browse/FLINK-17040
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Task, Tests
> Reporter: Wenlong Lyu
> Assignee: Yingjie Cao
> Priority: Blocker
> Labels: pull-request-available
> Fix For: 1.11.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> I think it is because of the change of flink-16537 which create partition
> writer in beforeInvoke [~zhijiang]
> Caused by: java.lang.UnsupportedOperationException: This method should never
> be called
> at
> org.apache.flink.state.api.runtime.SavepointEnvironment.getAllWriters(SavepointEnvironment.java:242)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$beforeInvoke$0(StreamTask.java:439)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:47)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.beforeInvoke(StreamTask.java:433)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:454)
> at
> org.apache.flink.state.api.output.BoundedOneInputStreamTaskRunner.mapPartition(BoundedOneInputStreamTaskRunner.java:76)
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