The virtual machine is being backed up by another process. Only one process is allowed to use TSM application protection during a backup of a virtual machine at a time.
Processing stops
There is already another virtual machine backup in process via another datamover. Please wait for the other virtual machine backup to complete and re-try the operation. Or there was a crash or CTRL+C during the previous virutal machine backup. Please wait 10 minutes and re-try the operation.