Abhishek Agarwal created STORM-1676: ---------------------------------------
Summary: 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
Reporter: Abhishek Agarwal
`Map<ExecutorInfo,ExecutorStats> executor_stats` had null value in the key
which was causing NPE during serialization.
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