Aride Chettali created FLINK-4000:
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Summary: 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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