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https://issues.apache.org/jira/browse/CLOUDSTACK-9413?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15958557#comment-15958557
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Fabian Stelzer commented on CLOUDSTACK-9413:
--------------------------------------------
problem still exists on 4.9.2
Could be connected with the fact that we use static VLAN networking and no
dynamic ip assignments from cloudstack
> VmIpFetchTask NullPointerException
> ----------------------------------
>
> Key: CLOUDSTACK-9413
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-9413
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Management Server
> Affects Versions: 4.8.0, 4.9.2.0
> Environment: CentOS 6.8 (latest)
> Reporter: Fabian Stelzer
> Priority: Minor
>
> I'm getting the following exception in the management server logs exactly
> every 3 minutes. However i don't see any impact on production or management
> functionality.
> [c.c.v.UserVmManagerImpl] (UserVm-Scavenger-1:ctx-33f26ddb) Caught the
> Exception in VmIpFetchTask
> java.lang.NullPointerException
> at
> com.cloud.vm.UserVmManagerImpl$VmIpFetchTask.runInContext(UserVmManagerImpl.java:2221)
> at
> org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:49)
> at
> org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:56)
> at
> org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:103)
> at
> org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:53)
> at
> org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:46)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
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