Github user gallenvara commented on the pull request:
https://github.com/apache/flink/pull/1940#issuecomment-220316125
@fhueske i can't reproduce the issue in another computer. And I'm not sure
if it's because I forgot the default constructor (no parameter) that led to the
problem existing. I sent email to the reporter and not responsed. I will close
the PR. Thanks.
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