Systemstate backup Failed for win 2008 server

TSM Windows system state backup failed with following error

ANS1999E Backup processing of 'SVHJ1282\SystemState\NULL\System State\SystemState' stopped.
ANS5280E Object enumeration from a file set or file list failed.

please anyone know how to solved this problem

TSM server version 6.2
Client version 5.5.0.0