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https://issues.apache.org/jira/browse/IGNITE-11110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17255900#comment-17255900
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Anton Kurbanov commented on IGNITE-11110:
-----------------------------------------
[~ilyak] Could you please review the patch?
> UnsupportedOperationException: null when stopping grid
> ------------------------------------------------------
>
> Key: IGNITE-11110
> URL: https://issues.apache.org/jira/browse/IGNITE-11110
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.7
> Reporter: Jens Borgland
> Assignee: Anton Kurbanov
> Priority: Major
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> After upgrading to 2.7 we've started getting these errors when stopping grids:
> {noformat}
> java.lang.UnsupportedOperationException: null
> at
> org.jsr166.ConcurrentLinkedHashMap.clear(ConcurrentLinkedHashMap.java:1551)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at
> org.apache.ignite.internal.processors.job.GridJobProcessor.stop(GridJobProcessor.java:264)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at
> org.apache.ignite.internal.IgniteKernal.stop0(IgniteKernal.java:2356)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at org.apache.ignite.internal.IgniteKernal.stop(IgniteKernal.java:2228)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.stop0(IgnitionEx.java:2612)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.stop(IgnitionEx.java:2575)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at org.apache.ignite.internal.IgnitionEx.stop(IgnitionEx.java:379)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at org.apache.ignite.Ignition.stop(Ignition.java:225)
> ~[ignite-core-2.7.0.jar:2.7.0]
> at
> org.apache.ignite.internal.IgniteKernal.close(IgniteKernal.java:3568)
> ~[ignite-core-2.7.0.jar:2.7.0]
> {noformat}
> At first glance it looks likely that it was introduced with commit
> [d04d764|https://github.com/apache/ignite/commit/d04d76440ce86873de7aebc8c03d39484cd1e3e5]
> (the {{GridJobProcessor}} still calls {{clear()}} on maps).
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