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Posted to issues@flink.apache.org by zentol <gi...@git.apache.org> on 2017/10/18 14:17:29 UTC

[GitHub] flink issue #4769: [FLINK-7758][kafka][hotfix] Fix bug Kafka09Fetcher add ka...

Github user zentol commented on the issue:

    https://github.com/apache/flink/pull/4769
  
    As I said, it is better to return an `UnregisteredMetricsGroup`. The current solution will blow up the moment the returned group is used, and can't be guarded against with null checks.


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