Running EX2010 with DPM and for the past month been getting 9782 errors on my Mailbox server. In DPM, however, the backup looks fine for both the MB and the PF. Prior all backups and log truncations worked fine..nothing has changed otehr than the normal windows updates for servers (no exchange patches).
Exchange VSS Writer (instance 8e0e8c45-d572-4340-bc71-17950ca2681b:22) has completed the backup of database 'Public Folder Database 0782458743' with errors. The backup did not complete successfully, and no log files were truncated for this database.
Exchange VSS Writer (instance 8e0e8c45-d572-4340-bc71-17950ca2681b:22) has completed the backup of database 'Mailbox Database 0708454416' with errors. The backup did not complete successfully, and no log files were truncated for this database.