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https://issues.apache.org/jira/browse/FLINK-15617?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17023113#comment-17023113
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Till Rohrmann commented on FLINK-15617:
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Good catch. Yes please remove this exception [~yanghua].
> Remove useless JobRetrievalException
> ------------------------------------
>
> Key: FLINK-15617
> URL: https://issues.apache.org/jira/browse/FLINK-15617
> Project: Flink
> Issue Type: Wish
> Components: Runtime / Coordination
> Reporter: vinoyang
> Assignee: vinoyang
> Priority: Trivial
>
> Currently, the exception class {{JobRetrievalException}} has not been used
> anywhere in Flink codebase. IMO, we can remove it.
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