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https://issues.apache.org/jira/browse/FLINK-4162?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15364420#comment-15364420
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Aljoscha Krettek commented on FLINK-4162:
-----------------------------------------
I added a fix for this to my PR for FLINK-4149:
https://github.com/apache/flink/pull/2202
> Event-Time CEP Job Fails after Restart
> --------------------------------------
>
> Key: FLINK-4162
> URL: https://issues.apache.org/jira/browse/FLINK-4162
> Project: Flink
> Issue Type: Bug
> Components: CEP
> Affects Versions: 1.1.0, 1.0.3
> Reporter: Aljoscha Krettek
> Assignee: Aljoscha Krettek
> Priority: Blocker
>
> With the fix for FLINK-4149 a restarting event-time CEP job fails with this
> exception:
> {code}
> java.lang.IllegalStateException: Detected an underflow in the pruning
> timestamp. This indicates that either the window length is too long (10) or
> that the timestamp has not been set correctly (e.g. Long.MIN_VALUE).
> at org.apache.flink.cep.nfa.NFA.process(NFA.java:185)
> at
> org.apache.flink.cep.operator.KeyedCEPPatternOperator.processEvent(KeyedCEPPatternOperator.java:48)
> at
> org.apache.flink.cep.operator.AbstractKeyedCEPPatternOperator.processWatermark(AbstractKeyedCEPPatternOperator.java:163)
> at
> org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:165)
> at
> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:66)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:265)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:588)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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