During a backup of Exchange 2003, 2007 or 2010 the job may fail with the error "VFF Open Failure. This can be caused by low memory or disk resources."
Unable to complete the operation for the selected resource using the specified options for the following reason: VFF Open Failure. This can be caused by low memory or disk resources.
SGMON reports the following:
BEREMOTE: [06/30/10 10:21:19]  Timed out when waiting for thread shutdown
This issue has been resolved in Backup Exec 2010 R3 Service Pack 2