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https://issues.apache.org/jira/browse/STORM-1676?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15249683#comment-15249683
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Abhishek Agarwal commented on STORM-1676:
-----------------------------------------
[~kabhwan] You are right. I have removed the epic links and updated the
versions accordingly.
> NullPointerException while serializing ClusterWorkerHearbeat
> ------------------------------------------------------------
>
> Key: STORM-1676
> URL: https://issues.apache.org/jira/browse/STORM-1676
> Project: Apache Storm
> Issue Type: Bug
> Components: storm-core
> Affects Versions: 2.0.0
> Reporter: Abhishek Agarwal
> Assignee: Abhishek Agarwal
> Fix For: 2.0.0
>
>
> `Map<ExecutorInfo,ExecutorStats> executor_stats` had null value in the key
> which was causing NPE during serialization.
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