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https://issues.apache.org/jira/browse/MAPREDUCE-4395?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bhallamudi Venkata Siva Kamesh updated MAPREDUCE-4395:
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Attachment: MAPREDUCE-4395-1.patch
Thanks Bobby for looking into the patch. Added javadoc. Please go through the
patch.
> Possible NPE at ClientDistributedCacheManager#determineTimestamps
> -----------------------------------------------------------------
>
> Key: MAPREDUCE-4395
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4395
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache, job submission, mrv2
> Affects Versions: 2.0.0-alpha, trunk
> Reporter: Bhallamudi Venkata Siva Kamesh
> Assignee: Bhallamudi Venkata Siva Kamesh
> Priority: Critical
> Attachments: MAPREDUCE-4395-1.patch, MAPREDUCE-4395.patch
>
>
> {code:title=ClientDistributedCacheManager#determineTimestamps|borderStyle=solid}
> URI[] tfiles = DistributedCache.getCacheFiles(job);
> {code}
> It may be possible that tfiles array contains *null* as it's entry, and
> subsequently leads to NPE.
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