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https://issues.apache.org/jira/browse/IGNITE-11110?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Denis Mekhanikov updated IGNITE-11110:
--------------------------------------
    Ignite Flags:   (was: Docs Required)

> 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
>            Priority: Major
>
> 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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