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https://issues.apache.org/jira/browse/AMBARI-20044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sandor Magyari updated AMBARI-20044:
------------------------------------
Attachment: AMBARI-20044.patch
> NullPointerException after server restart in case not all hosts were joined
> ---------------------------------------------------------------------------
>
> Key: AMBARI-20044
> URL: https://issues.apache.org/jira/browse/AMBARI-20044
> Project: Ambari
> Issue Type: Bug
> Components: ambari-server
> Reporter: Sandor Magyari
> Assignee: Sandor Magyari
> Fix For: 2.5.0
>
> Attachments: AMBARI-20044.patch
>
>
> NullPointerException after server restart in case not all hosts mentioned in
> Cluster template were joined the cluster.
> The issue happens when TopologyManager tries to reconstruct requests for
> hosts.
> {code}
> java.lang.NullPointerException
> at java.lang.String.replace(String.java:2180)
> at
> org.apache.ambari.server.topology.HostRequest.getLogicalTasks(HostRequest.java:317)
> at
> org.apache.ambari.server.topology.LogicalRequest.getCommands(LogicalRequest.java:157)
> at
> org.apache.ambari.server.topology.LogicalRequest.getRequestStatus(LogicalRequest.java:230)
> at
> org.apache.ambari.server.topology.TopologyManager.isLogicalRequestFinished(TopologyManager.java:903)
> at
> org.apache.ambari.server.topology.TopologyManager.replayRequests(TopologyManager.java:857)
> at
> org.apache.ambari.server.topology.TopologyManager.ensureInitialized(TopologyManager.java:176)
> at
> org.apache.ambari.server.topology.TopologyManager.onHostRegistered(TopologyManager.java:477)
> at
> org.apache.ambari.server.state.host.HostImpl$HostRegistrationReceived.transition(HostImpl.java:34
> {code}
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