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https://issues.apache.org/jira/browse/UIMA-2520?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jerry Cwiklik closed UIMA-2520.
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Resolution: Fixed
Synchronized access to the list before iterating over it
> Fix ConcurrentModificationException in UIMA-AS
> -----------------------------------------------
>
> Key: UIMA-2520
> URL: https://issues.apache.org/jira/browse/UIMA-2520
> Project: UIMA
> Issue Type: Bug
> Components: Async Scaleout
> Affects Versions: 2.4.0AS
> Reporter: Jerry Cwiklik
> Assignee: Jerry Cwiklik
> Priority: Minor
> Fix For: 2.4.1AS
>
>
> When running uima-as with a logger configured at FINE or FINEST,
> ConcurrentModificationException is thrown from one of the methods which is
> only called when log level > INFO. The dumpPendingReplyList() method iterates
> over a list which is concurrently being updated by another thread.
> Synchronize access to the list to prevent the exception.
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