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https://issues.apache.org/jira/browse/CLOUDSTACK-6905?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14099260#comment-14099260
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Amogh Vasekar commented on CLOUDSTACK-6905:
-------------------------------------------
Should be resolved in commit d1d722f9bde91ce36f494142f4651a22c6795d6b
> NPE XenServerGuru.java:95 when remove the nic from the vm in Stopped state
> --------------------------------------------------------------------------
>
> Key: CLOUDSTACK-6905
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-6905
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Affects Versions: 4.4.0
> Reporter: Alena Prokharchyk
> Assignee: Amogh Vasekar
> Priority: Critical
> Fix For: 4.5.0
>
> Original Estimate: 72h
> Remaining Estimate: 72h
>
> Steps to reproduce:
> 1) deploy vm with 1 network in Xen environment. Stop it
> 2) attach nic to the stopped vm from another network
> 3) Try to delete the nic. Following NPE happens:
> java.lang.NullPointerException
> at com.cloud.hypervisor.XenServerGuru.implement(XenServerGuru.java:95)
> at
> com.cloud.vm.VirtualMachineManagerImpl.orchestrateRemoveNicFromVm(VirtualMachineManagerImpl.java:3554)
> at
> com.cloud.vm.VirtualMachineManagerImpl.orchestrateRemoveNicFromVm(VirtualMachineManagerImpl.java:5280)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> com.cloud.vm.VmWorkJobHandlerProxy.handleVmWorkJob(VmWorkJobHandlerProxy.java:107)
> at
> com.cloud.vm.VirtualMachineManagerImpl.handleVmWorkJob(VirtualMachineManagerImpl.java:5325)
> at com.cloud.vm.VmWorkJobDispatcher.runJob(VmWorkJobDispatcher.java:102)
> at
> org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.runInContext(AsyncJobManagerImpl.java:503)
> 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
> org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.run(AsyncJobManagerImpl.java:460)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> 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:744)
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