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https://issues.apache.org/jira/browse/FLINK-5496?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Till Rohrmann reassigned FLINK-5496:
------------------------------------
Assignee: Till Rohrmann
> ClassCastException when using Mesos HA mode
> -------------------------------------------
>
> Key: FLINK-5496
> URL: https://issues.apache.org/jira/browse/FLINK-5496
> Project: Flink
> Issue Type: Bug
> Components: Mesos
> Affects Versions: 1.2.0, 1.3.0
> Reporter: Till Rohrmann
> Assignee: Till Rohrmann
> Priority: Critical
> Fix For: 1.2.0, 1.3.0
>
>
> When using the Mesos' HA mode, one cannot start the Mesos appmaster, because
> the following class cast exception occurs:
> {code}
> java.lang.ClassCastException:
> org.apache.flink.shaded.org.apache.curator.framework.imps.CuratorFrameworkImpl
> cannot be cast to
> org.apache.flink.mesos.shaded.org.apache.curator.framework.CuratorFramework
> at
> org.apache.flink.mesos.util.ZooKeeperUtils.startCuratorFramework(ZooKeeperUtils.java:38)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner.createWorkerStore(MesosApplicationMasterRunner.java:510)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner.runPrivileged(MesosApplicationMasterRunner.java:320)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner$1.call(MesosApplicationMasterRunner.java:178)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner$1.call(MesosApplicationMasterRunner.java:175)
> at
> org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:29)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner.run(MesosApplicationMasterRunner.java:175)
> at
> org.apache.flink.mesos.runtime.clusterframework.MesosApplicationMasterRunner.main(MesosApplicationMasterRunner.java:135)
> {code}
> It seems as if the {{flink-mesos}} module relocates the curator dependency in
> another namespace than {{flink-runtime}}. Not sure why this is done.
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