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https://issues.apache.org/jira/browse/CLOUDSTACK-4043?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13730657#comment-13730657
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manasaveloori commented on CLOUDSTACK-4043:
-------------------------------------------
observed this on 3.0.7 ->4.2 upgrade also
> [Upgrade] Failed to download volume from the volume created from snapshot—NPE
> observed on upgraded setup.
> ---------------------------------------------------------------------------------------------------------
>
> Key: CLOUDSTACK-4043
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-4043
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Storage Controller
> Affects Versions: 4.2.0
> Environment: upgraded from 3.0.6 to 4.2
> Reporter: manasaveloori
> Assignee: Nitin Mehta
> Priority: Critical
> Fix For: 4.2.0
>
> Attachments: management-server.zip
>
>
> Steps:
> 1. Have CS with 3.0.6 with xen host.
> 2. Deploy a VM.
> 3. Upgrade it with 4.2.
> 4. Now take the snapshot of root volume of VM.Create volume from snapshot.
> 5. Now extract volume from the volume created from snapshot in step4.
> Observing the NPE:
> 2013-08-02 22:30:58,849 DEBUG [xen.resource.CitrixResourceBase]
> (DirectAgent-451:null) Host 10.147.40.28
> OpaqueRef:8951fc1f-a667-bb97-4a48-73e8206262bb: Forgetting
> 2013-08-02 22:30:58,855 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-451:null) Seq 3-590283289: Response Received:
> 2013-08-02 22:30:58,856 DEBUG [agent.transport.Request]
> (DirectAgent-451:null) Seq 3-590283289: Processing: { Ans: , MgmtId:
> 7059886047285, via: 3, Ver: v1, Flags: 10,
> [{"org.apache.cloudstack.storage.command.CopyCmdAnswer":{"newData":{"org.apache.cloudstack.storage.to.VolumeObjectTO":{"size":21474836480,"path":"volumes/2/67/25c239c7-28a0-4609-9c14-608c891ddda7.vhd","accountId":0,"id":0}},"result":true,"wait":0}}]
> }
> 2013-08-02 22:30:58,856 DEBUG [agent.transport.Request]
> (Job-Executor-33:job-108 = [ c050f4e9-3d71-4c9a-b32f-3a408a07a301 ]) Seq
> 3-590283289: Received: { Ans: , MgmtId: 7059886047285, via: 3, Ver: v1,
> Flags: 10, { CopyCmdAnswer } }
> 2013-08-02 22:30:58,903 ERROR [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-33:job-108 = [ c050f4e9-3d71-4c9a-b32f-3a408a07a301 ])
> Unexpected exception while executing
> org.apache.cloudstack.api.command.user.volume.ExtractVolumeCmd
> java.lang.NullPointerException
> at
> org.apache.cloudstack.storage.datastore.driver.CloudStackImageStoreDriverImpl.createEntityExtractUrl(CloudStackImageStoreDriverImpl.java:71)
> at
> org.apache.cloudstack.storage.image.store.ImageStoreImpl.createEntityExtractUrl(ImageStoreImpl.java:194)
> at
> com.cloud.storage.VolumeManagerImpl.extractVolume(VolumeManagerImpl.java:2798)
> at
> com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
> at
> org.apache.cloudstack.api.command.user.volume.ExtractVolumeCmd.execute(ExtractVolumeCmd.java:130)
> at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158)
> at
> com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:531)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:679)
> 2013-08-02 22:30:58,907 DEBUG [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-33:job-108 = [ c050f4e9-3d71-4c9a-b32f-3a408a07a301 ]) Complete
> async job-108 = [ c050f4e9-3d71-4c9a-b32f-3a408a07a301 ], jobStatus: 2,
> resultCode: 530, result: Error Code: 530 Error text: null
> 2013-08-02 22:30:59,288 DEBUG [agent.manager.AgentManagerImpl]
> (AgentManager-Handler-12:null) SeqA 8-1186: Processing Seq 8-1186: { Cmd ,
> MgmtId: -1, via: 8, Ver: v1, Flags: 11,
> [{"com.cloud.agent.api.ConsoleProxyLoadReportCommand":{"_proxyVmId":4,"_loadInfo":"{\n
> \"connections\": []\n}","wait":0}}] }
> 2013-08-02 22:30:59,298 DEBUG [agent.manager.AgentManagerImpl]
> (AgentManager-Handler-12:null) SeqA 8-1186: Sending Seq 8-1186: { Ans: ,
> MgmtId: 7059886047285, via: 8, Ver: v1, Flags: 100010,
> [{"com.cloud.agent.api.AgentControlAnswer":{"result":true,"wait":0}}] }
> 2013-08-02 22:30:59,566 DEBUG [cloud.api.ApiServlet] (catalina-exec-5:null)
> ===START=== 10.252.192.69 -- GET
> command=queryAsyncJobResult&jobId=c050f4e9-3d71-4c9a-b32f-3a408a07a301&response=json&sessionkey=5XOZ0IP46fc689%2FUUu01lm7IWC8%3D&_=1375443477458
>
> 2013-08-02 22:30:59,587 DEBUG [cloud.async.AsyncJobMana
> Attaching the MS logs.
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