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https://issues.apache.org/jira/browse/IGNITE-10242?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16708329#comment-16708329
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Vladislav Pyatkov commented on IGNITE-10242:
--------------------------------------------
Looks good to me.
> NPE in GridDhtPartitionDemander#handleSupplyMessage when concurrently
> rebalancing and stopping cache in same cache group.
> -------------------------------------------------------------------------------------------------------------------------
>
> Key: IGNITE-10242
> URL: https://issues.apache.org/jira/browse/IGNITE-10242
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.5, 2.6
> Reporter: Ivan Daschinskiy
> Assignee: Ivan Daschinskiy
> Priority: Major
> Fix For: 2.8
>
> Attachments: IgniteDemanderOnStoppingCacheTest.java
>
>
> NPE in GridDhtPartitionDemander#handleSupplyMessage occurs when concurrently
> rebalancing and stopping cache in same cache group. Reproducer is attached
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander.preloadEntry(GridDhtPartitionDemander.java:893)
> at
> org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander.handleSupplyMessage(GridDhtPartitionDemander.java:772)
> at
> org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPreloader.handleSupplyMessage(GridDhtPreloader.java:331)
> at
> org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:411)
> at
> org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:401)
> at
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:1058)
> at
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:583)
> at
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$700(GridCacheIoManager.java:101)
> {noformat}
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