[jira] [Created] (FLINK-9358) Closing of unestablished RM connections can cause NPE

[Shang Yuanchun (Jira)]

Till Rohrmann created FLINK-9358:
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             Summary: Closing of unestablished RM connections can cause NPE
                 Key: FLINK-9358
                 URL: https://issues.apache.org/jira/browse/FLINK-9358
             Project: Flink
          Issue Type: Bug
          Components: Distributed Coordination
    Affects Versions: 1.5.0, 1.6.0
            Reporter: Till Rohrmann
            Assignee: Till Rohrmann
             Fix For: 1.5.0


When closing an unestablished RM connection, a NPE is thrown. The reason is that we try to unmonitor a non-existing heartbeat target.



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