The cluster disk could not be put in maintenance mode.
The system call to put the cluster disk in maintenance mode failed.
Processing stopped.
Try the operation again. If the problem continues, check the client error log for any other messages that might have been logged when this message was written, and take the corrective action (if any) suggested by those messages. Examine the Windows event log which may contain additional information. See your system administrator or TSM administrator for further help.