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https://issues.apache.org/jira/browse/IGNITE-20251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vladislav Pyatkov reassigned IGNITE-20251:
------------------------------------------
Assignee: Vladislav Pyatkov
> NPE in ItTxDistributedTestThreeNodesThreeReplicas
> -------------------------------------------------
>
> Key: IGNITE-20251
> URL: https://issues.apache.org/jira/browse/IGNITE-20251
> Project: Ignite
> Issue Type: Bug
> Reporter: Vladislav Pyatkov
> Assignee: Vladislav Pyatkov
> Priority: Major
> Labels: ignite-3
> Time Spent: 10m
> Remaining Estimate: 0h
>
> The exception happens in
> {{ItTxDistributedTestThreeNodesThreeReplicas#testSimpleConflict}}, but I'm
> sure, it maight occur in any test in this class.
> The root cause is using not thread-safe collection for storing cluster
> services (HashMap<String, ClusterService>).
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.ignite.internal.raft.RaftGroupServiceImpl.randomNode(RaftGroupServiceImpl.java:707)
> at
> org.apache.ignite.internal.raft.RaftGroupServiceImpl.randomNode(RaftGroupServiceImpl.java:670)
> at
> org.apache.ignite.internal.raft.RaftGroupServiceImpl.refreshLeader(RaftGroupServiceImpl.java:224)
> at
> org.apache.ignite.internal.raft.RaftGroupServiceImpl.start(RaftGroupServiceImpl.java:180)
> at
> org.apache.ignite.internal.raft.client.TopologyAwareRaftGroupService.start(TopologyAwareRaftGroupService.java:182)
> at
> org.apache.ignite.internal.raft.client.TopologyAwareRaftGroupServiceFactory.startRaftGroupService(TopologyAwareRaftGroupServiceFactory.java:71)
> at
> org.apache.ignite.internal.raft.Loza.startRaftGroupNodeInternal(Loza.java:350)
> at org.apache.ignite.internal.raft.Loza.startRaftGroupNode(Loza.java:230)
> at org.apache.ignite.internal.raft.Loza.startRaftGroupNode(Loza.java:183)
> at
> org.apache.ignite.distributed.ItTxDistributedTestSingleNode.startTable(ItTxDistributedTestSingleNode.java:488)
> at
> org.apache.ignite.distributed.ItTxDistributedTestSingleNode.before(ItTxDistributedTestSingleNode.java:356)
> {noformat}
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