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Posted to issues@flink.apache.org by "Timo Walther (JIRA)" <ji...@apache.org> on 2016/08/02 09:15:20 UTC
[jira] [Updated] (FLINK-4300) Improve error message for different
Scala versions of JM and Client
[ https://issues.apache.org/jira/browse/FLINK-4300?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Timo Walther updated FLINK-4300:
--------------------------------
Affects Version/s: 1.1.0
> Improve error message for different Scala versions of JM and Client
> -------------------------------------------------------------------
>
> Key: FLINK-4300
> URL: https://issues.apache.org/jira/browse/FLINK-4300
> Project: Flink
> Issue Type: Improvement
> Components: Client, JobManager
> Affects Versions: 1.1.0
> Reporter: Timo Walther
>
> If a user runs a job (e.g. via RemoteEnvironment) with different Scala versions of JobManager and Client, the job is not executed and has no proper error message.
> The Client fails only with a meaningless warning:
> {code}
> 16:59:58,677 WARN akka.remote.ReliableDeliverySupervisor - Association with remote system [akka.tcp://flink@127.0.0.1:6123] has failed, address is now gated for [5000] ms. Reason is: [Disassociated].
> {code}
> JobManager log only contains the following warning:
> {code}
> 2016-08-01 16:59:58,664 WARN akka.remote.ReliableDeliverySupervisor - Association with remote system [akka.tcp://flink@192.168.1.142:63372] has failed, address is now gated for [5000] ms. Reason is: [scala.Option; local class incompatible: stream classdesc serialVersionUID = -2062608324514658839, local class serialVersionUID = -114498752079829388].
> {code}
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