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https://issues.apache.org/jira/browse/IGNITE-13147?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17136366#comment-17136366
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Ignite TC Bot commented on IGNITE-13147:
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{panel:title=Branch: [pull/7927/head] Base: [master] : No blockers
found!|borderStyle=dashed|borderColor=#ccc|titleBGColor=#D6F7C1}{panel}
[TeamCity *--> Run :: All*
Results|https://ci.ignite.apache.org/viewLog.html?buildId=5389351&buildTypeId=IgniteTests24Java8_RunAll]
> Avoid DHT topology map updates before it's initialization
> ---------------------------------------------------------
>
> Key: IGNITE-13147
> URL: https://issues.apache.org/jira/browse/IGNITE-13147
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.8
> Reporter: Alexey Scherbakov
> Priority: Major
> Fix For: 2.9
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> It can happen if a partition state is restored from persistent store on
> logical recovery and can cause NPE on older versions during illegal access to
> unitialized topology:
> {noformat}
> [ERROR][exchange-worker-#41][GridDhtPartitionsExchangeFuture] Failed to
> reinitialize local partitions (rebalancing will be stopped):
> GridDhtPartitionExchangeId [topVer=AffinityTopologyVersion [topVer=102,
> minorTopVer=0], discoEvt=DiscoveryEvent [evtNode=TcpDiscoveryNode
> [id=d159da1c-6f70-4ef2-bfa4-4feb64b829de, consistentId=T1SivatheObserver,
> addrs=ArrayList [10.44.166.91, 127.0.0.1], sockAddrs=HashSet
> [/127.0.0.1:56500, clrv0000052580.ic.ing.net/10.44.166.91:56500],
> discPort=56500, order=102, intOrder=60, lastExchangeTime=1586354937705,
> loc=true,, isClient=false], topVer=102, msgTemplate=null, nodeId8=d159da1c,
> msg=null, type=NODE_JOINED, tstamp=1586354901638], nodeId=d159da1c,
> evt=NODE_JOINED]
> java.lang.NullPointerException: null
> at
> org.apache.ignite.internal.processors.affinity.GridAffinityAssignmentV2.getIds(GridAffinityAssignmentV2.java:211)
> at
> org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtPartitionTopologyImpl.updateLocal(GridDhtPartitionTopologyImpl.java:2554)
> at
> org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtPartitionTopologyImpl.afterStateRestored(GridDhtPartitionTopologyImpl.java:714)
> at
> org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.lambda$beforeExchange$38edadb$1(GridCacheDatabaseSharedManager.java:1514)
> at
> org.apache.ignite.internal.util.IgniteUtils.lambda$null$1(IgniteUtils.java:10790)
> at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_241]
> at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
> ~[?:1.8.0_241]
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
> ~[?:1.8.0_241]
> at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]
> {noformat}
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