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https://issues.apache.org/jira/browse/APEXMALHAR-2073?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15282384#comment-15282384
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Sandeep Deshmukh commented on APEXMALHAR-2073:
----------------------------------------------
Attached complete log. Here is the stack trace.
testFreeWindowTransferRaceCondition(org.apache.apex.malhar.lib.state.managed.ManagedStateImplTest)
Time elapsed: 4.714 sec <<< ERROR!
java.lang.NullPointerException: null
at
com.datatorrent.lib.util.comparator.SliceComparator.compare(SliceComparator.java:37)
at
com.datatorrent.lib.util.comparator.SliceComparator.compare(SliceComparator.java:32)
at
org.apache.apex.malhar.lib.state.managed.Bucket$DefaultBucket.getFromReaders(Bucket.java:289)
at
org.apache.apex.malhar.lib.state.managed.Bucket$DefaultBucket.get(Bucket.java:324)
at
org.apache.apex.malhar.lib.state.managed.AbstractManagedStateImpl.getValueFromBucketSync(AbstractManagedStateImpl.java:288)
at
org.apache.apex.malhar.lib.state.managed.ManagedStateImpl.getSync(ManagedStateImpl.java:63)
at
org.apache.apex.malhar.lib.state.managed.ManagedStateImplTest.testFreeWindowTransferRaceCondition(ManagedStateImplTest.java:200)
> Intermittent test case failure:
> ManagedStateImplTest.testFreeWindowTransferRaceCondition:200 » NullPointer
> ----------------------------------------------------------------------------------------------------------
>
> Key: APEXMALHAR-2073
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2073
> Project: Apache Apex Malhar
> Issue Type: Bug
> Reporter: Sandeep Deshmukh
> Assignee: Chandni Singh
> Priority: Critical
> Attachments: APEXMALHAR-2073.log
>
>
> The following test case is intermittently failing in Malhar:
> ManagedStateImplTest.testFreeWindowTransferRaceCondition:200 » NullPointer
> I observed this couple of times on my machine.
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