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Mount of datastore backup in SCV fails with "VMFS volume is already mounted" error

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Applies to

  • SnapCenter Plug-in for VMware vSphere (SCV) 4.7
  • VMware vCenter 7.0.3

Issue

When attempting to mount the backup of a datastore in SCV, the mount fails with the following errors seen:
 
vmcontrol_<JobID>.log
 
ERROR snapcenter --- [qtp474675244-17] c.n.a.v.VsphereService                   : A VMFS volume with the same UUID '<Volume_UUID>' is already mounted in the datacenter.
DEBUG snapcenter --- [qtp474675244-17] c.n.a.m.VmfsMountStrategy                : [JobId:<JobID>] Resignature Unresolved Vmfs VolumeTask failed
WARN snapcenter --- [qtp474675244-17] c.n.a.m.VmfsMountStrategy                : [JobId:<JobID>] Error during mounting datastore : []
 
ERROR snapcenter --- [qtp474675244-17] c.n.a.m.VmfsMountStrategy                : [JobId:<JobID>] Error mounting cloned LUN as datastore for: <Datastore_Name>
 
ERROR snapcenter --- [qtp474675244-17] c.n.a.s.p.PreRestoreManager              : [JobId:<JobID>] Unable to mount datastores: <Datastore_Name> in Backup: <Backup_Id>.Error mounting cloned LUN as datastore for: <Datastore_Name>
 
 
wfe_<JobID>.log
 
ERROR snapcenter --- [pool-6-thread-1] c.n.w.r.SCVRestoreTasksServiceImpl       : Exception while calling pre-restore on SCV: Unable to mount datastores: <Datastore_Name> in Backup: <Backup_Id>.Error mounting cloned LUN as datastore for: <Datastore_Name>

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