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https://issues.apache.org/jira/browse/FLINK-2177?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ufuk Celebi resolved FLINK-2177.
--------------------------------
Resolution: Fixed
Fixed via d433ba9
> NullPointer in task resource release
> ------------------------------------
>
> Key: FLINK-2177
> URL: https://issues.apache.org/jira/browse/FLINK-2177
> Project: Flink
> Issue Type: Bug
> Components: Distributed Runtime
> Affects Versions: 0.9
> Reporter: Stephan Ewen
> Assignee: Ufuk Celebi
> Priority: Blocker
> Fix For: 0.9
>
>
> {code}
> ==============================================================
> ====================== FATAL =======================
> ==============================================================
> A fatal error occurred, forcing the TaskManager to shut down: FATAL -
> exception in task resource cleanup
> java.lang.NullPointerException
> at
> org.apache.flink.runtime.io.network.netty.PartitionRequestClientHandler.cancelRequestFor(PartitionRequestClientHandler.java:89)
> at
> org.apache.flink.runtime.io.network.netty.PartitionRequestClient.close(PartitionRequestClient.java:182)
> at
> org.apache.flink.runtime.io.network.partition.consumer.RemoteInputChannel.releaseAllResources(RemoteInputChannel.java:199)
> at
> org.apache.flink.runtime.io.network.partition.consumer.SingleInputGate.releaseAllResources(SingleInputGate.java:332)
> at
> org.apache.flink.runtime.io.network.NetworkEnvironment.unregisterTask(NetworkEnvironment.java:368)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:650)
> at java.lang.Thread.run(Thread.java:701)
> {code}
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