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https://issues.apache.org/jira/browse/FLINK-8226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16284560#comment-16284560
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Dian Fu commented on FLINK-8226:
--------------------------------
It will cause exceptions such as when serializing the NFA.
{code}
Caused by: java.lang.IllegalStateException: Could not find id for entry:
SharedBufferEntry(ValueTimeWrapper(2017-12-05 09:49:05,2017-12-05
09:49:05,normal, 1512438545000, 0), 1)
{code}
> Dangling reference generated after NFA clean up timed out SharedBufferEntry
> ---------------------------------------------------------------------------
>
> Key: FLINK-8226
> URL: https://issues.apache.org/jira/browse/FLINK-8226
> Project: Flink
> Issue Type: Bug
> Components: CEP
> Reporter: Dian Fu
> Assignee: Dian Fu
>
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