VMWare Image Backups Fail (Code 10056) >> avvcbimage Error <9759>: createSnapshot: Snapshot creation failed

VMWare Image Backups Fail (Code 10056) >> avvcbimage Error <9759>: createSnapshot: Snapshot creation failed

Environment:

Avamar Client for Vmware

 

Description:

Unable to perform VMware client Image backups and they are failing with Code 10056.

The Snapshot create task fails with the following errors:

 

Issue #1

avvcbimage Warning <16002>: Too many extra snapshot files (3) were found on the VMs datastore. This can cause a problem for the backup or restore.

avvcbimage FATAL <16018>: The datastore information from VMX '[MLUN] Datastore/TestMachine.vmx' will not permit a restore or backup.

avvcbimage Info <0000>: Starting graceful (staged) termination, Too many pre-existing snapshots on the datastore will not permit a restore or backup. (wrap-up stage)

avvcbimage Error <9759>: createSnapshot: snapshot creation failed

 

The log shows Avamar did not detect there is Snapshot for this VM initially:

 

avvcbimage Info <14664>: no snapshots are present on this VM.

 

However, there are Snapshot files on the Datastore:

 

2013-01-31 23:37:54 avvcbimage Info <14677>: All VM file Info:

File:'CCHA-00SV0D0SAN-000003-ctk.vmdk                   ' last modified on '07-Dec-2011 15:58'  size=3932672

File:'CCHA-00SV0D0SAN-000003-delta.vmdk                 ' last modified on '07-Dec-2011 15:57'  size=134344704

File:'CCHA-00SV0D0SAN-000003.vmdk                       ' last modified on '07-Dec-2011 15:55'  size=408

 

Issue #2 

The vm has too many existing snapshots (30 or more)

2015-02-20 13:47:23 avvcbimage Info <14665>: 30 snapshots are present on this VM:

   level=1, children=1, ref='snapshot-4223', 'snapshot1':desc='na'

   ...

     *level=30, children=0, ref='snapshot-4252', 'snapshot30':desc='na

2015-02-20 13:47:23 avvcbimage FATAL <0000>: [IMG0019] The pre-existing snapshots from VMX '[MLUN] Datastore/TestMachine.vmx does not permit a backup.

 

 

Resolution:

For a detailed step by step resolution please refer to EMC Support Solution 457868 https://support.emc.com/kb/457868