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Posted to issues@flink.apache.org by "Ufuk Celebi (JIRA)" <ji...@apache.org> on 2016/06/01 09:29:59 UTC
[jira] [Commented] (FLINK-4000) Exception: Could not restore
checkpointed state to operators and functions; during Job Restart (Job
restart is triggered due to one of the task manager failure)
[ https://issues.apache.org/jira/browse/FLINK-4000?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15310007#comment-15310007 ]
Ufuk Celebi commented on FLINK-4000:
------------------------------------
Thanks for reporting the issue. Did you configure a specific state backend or are you using the default one?
> Exception: Could not restore checkpointed state to operators and functions; during Job Restart (Job restart is triggered due to one of the task manager failure)
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: FLINK-4000
> URL: https://issues.apache.org/jira/browse/FLINK-4000
> Project: Flink
> Issue Type: Bug
> Components: DataStream API
> Affects Versions: 1.0.3
> Environment: //Fault Tolerance Configuration of the Job
> env.enableCheckpointing(5000); env.getCheckpointConfig().setCheckpointingMode(CheckpointingMode.EXACTLY_ONCE);
> env.getCheckpointConfig().setMaxConcurrentCheckpoints(1);
> env.setRestartStrategy(RestartStrategies.fixedDelayRestart( 3,10000));
> Reporter: Aride Chettali
>
> java.lang.Exception: Could not restore checkpointed state to operators and functions
> at org.apache.flink.streaming.runtime.tasks.StreamTask.restoreState(StreamTask.java:457)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:209)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.Exception: Failed to restore state to function: null
> at org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:168)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.restoreState(StreamTask.java:449)
> ... 3 more
> Caused by: java.lang.NullPointerException
> at org.apache.flink.streaming.api.functions.source.MessageAcknowledgingSourceBase.restoreState(MessageAcknowledgingSourceBase.java:184)
> at org.apache.flink.streaming.api.functions.source.MessageAcknowledgingSourceBase.restoreState(MessageAcknowledgingSourceBase.java:80)
> at org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.restoreState(AbstractUdfStreamOperator.java:165)
> ... 4 more
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