Why do imported VMs with multiple disks fail to start in RHEVM 3.1 with NullPointerException in engine.log?
Issue
- VMs imported from RHEV2.2 into RHEV3.1
- VMs with 1 disk are starting fine, but VMs with 2 disks are failing to start
- Observing the following error in /var/log/ovirt-engine/engine.log:
2012-12-13 00:45:30,128 ERROR [org.ovirt.engine.core.vdsbroker.CreateVmVDSCommand] (pool-4-thread-50) [59d76e39] Error in excuting CreateVmVDSCommand: java.lang.NullPointerException
at org.ovirt.engine.core.dal.comparators.DiskImageByDiskAliasComparator.compare(DiskImageByDiskAliasComparator.java:11) [engine-dal.jar:]
at org.ovirt.engine.core.dal.comparators.DiskImageByDiskAliasComparator.compare(DiskImageByDiskAliasComparator.java:7) [engine-dal.jar:]
at java.util.TimSort.countRunAndMakeAscending(TimSort.java:324) [rt.jar:1.7.0_09-icedtea]
at java.util.TimSort.sort(TimSort.java:189) [rt.jar:1.7.0_09-icedtea]
at java.util.TimSort.sort(TimSort.java:173) [rt.jar:1.7.0_09-icedtea]
at java.util.Arrays.sort(Arrays.java:659) [rt.jar:1.7.0_09-icedtea]
at java.util.Collections.sort(Collections.java:217) [rt.jar:1.7.0_09-icedtea]
at org.ovirt.engine.core.vdsbroker.vdsbroker.VmInfoBuilderBase.getSortedDisks(VmInfoBuilderBase.java:189) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.vdsbroker.VmInfoBuilder.buildVmDrives(VmInfoBuilder.java:225) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.vdsbroker.CreateVDSCommand.buildVmData(CreateVDSCommand.java:64) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.vdsbroker.CreateVDSCommand.ExecuteVdsBrokerCommand(CreateVDSCommand.java:24) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.vdsbroker.VdsBrokerCommand.ExecuteVDSCommand(VdsBrokerCommand.java:91) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.VDSCommandBase.ExecuteCommand(VDSCommandBase.java:63) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.dal.VdcCommandBase.Execute(VdcCommandBase.java:41) [engine-dal.jar:]
at org.ovirt.engine.core.vdsbroker.CreateVmVDSCommand.ExecuteVdsIdCommand(CreateVmVDSCommand.java:65) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.VdsIdVDSCommandBase.ExecuteVDSCommand(VdsIdVDSCommandBase.java:49) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.vdsbroker.VDSCommandBase.ExecuteCommand(VDSCommandBase.java:63) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.dal.VdcCommandBase.Execute(VdcCommandBase.java:41) [engine-dal.jar:]
at org.ovirt.engine.core.vdsbroker.ResourceManager.runVdsCommand(ResourceManager.java:388) [engine-vdsbroker.jar:]
at org.ovirt.engine.core.bll.VDSBrokerFrontendImpl.RunVdsCommand(VDSBrokerFrontendImpl.java:33) [engine-bll.jar:]
at org.ovirt.engine.core.bll.VDSBrokerFrontendImpl.RunAsyncVdsCommand(VDSBrokerFrontendImpl.java:48) [engine-bll.jar:]
at org.ovirt.engine.core.bll.RunVmCommand.CreateVm(RunVmCommand.java:407) [engine-bll.jar:]
at org.ovirt.engine.core.bll.RunVmCommand.RunVm(RunVmCommand.java:201) [engine-bll.jar:]
at org.ovirt.engine.core.bll.RunVmCommand.ExecuteVmCommand(RunVmCommand.java:255) [engine-bll.jar:]
at org.ovirt.engine.core.bll.VmCommand.executeCommand(VmCommand.java:78) [engine-bll.jar:]
at org.ovirt.engine.core.bll.CommandBase.executeWithoutTransaction(CommandBase.java:876) [engine-bll.jar:]
at org.ovirt.engine.core.bll.CommandBase.executeActionInTransactionScope(CommandBase.java:973) [engine-bll.jar:]
at org.ovirt.engine.core.bll.CommandBase.runInTransaction(CommandBase.java:1372) [engine-bll.jar:]
at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInSuppressed(TransactionSupport.java:168) [engine-utils.jar:]
at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInScope(TransactionSupport.java:107) [engine-utils.jar:]
Environment
- RHEVM 3.1
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
