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https://issues.apache.org/jira/browse/FLINK-13805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Till Rohrmann reassigned FLINK-13805:
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Assignee: Till Rohrmann
> Bad Error Message when TaskManager is lost
> ------------------------------------------
>
> Key: FLINK-13805
> URL: https://issues.apache.org/jira/browse/FLINK-13805
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Coordination
> Affects Versions: 1.9.0
> Reporter: Stephan Ewen
> Assignee: Till Rohrmann
> Priority: Blocker
> Fix For: 1.10.0, 1.9.1
>
>
> When a TaskManager is lost, the job reports as the failure cause
> {code}
> org.apache.flink.util.FlinkException: The assigned slot
> 6d0e469d55a2630871f43ad0f89c786c_0 was removed.
> {code}
> That is a pretty bad error message, as a user I don't know what that means.
> Sounds like it could simply refer to internal book keeping, maybe some
> rebalancing or so.
> You need to know a lot about Flink to understand that this means actually
> "TaskManager failure".
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