#define EVENT_FRS_CANNOT_START_BACKUP_RESTORE_IN_PROGRESS 0xC00034D1L
MessageId: EVENT_FRS_CANNOT_START_BACKUP_RESTORE_IN_PROGRESS MessageText: The File Replication Service cannot enable replication on the comptuer %1 until a backup/restore application completes. %n %nA backup/restore application has set a registry key that prevents the File Replication Service from starting until the registry key is deleted or the system is rebooted. %n %nThe backup/restore application may still be running. Check with your local administrator before proceeding further. %n %nThe computer can be rebooted by clicking on Start, Shutdown, and selecting Restart. %n %nWARNING - DELETING THE REGISTRY KEY IS NOT RECOMMENDED! Applications may fail in unexpected ways. %n %nThe registry key can be deleted by running regedt32. %n %nClick on Start, Run, and type regedt32. %n %nClick on the window entitled HKEY_LOCAL_MACHINE. Double click on SYSTEM, CurrentControlSet, Services, NtFrs, Parameters, Backup/Restore, "Stop NtFrs from Starting". On the toolbar, click on Edit and select Delete. Be careful! Deleting a key other than "Stop NtFrs From Starting" can have unexpected sideeffects.
Lanman Server Events (2000 - 2999)
    2000-2499 are generated by the server driver (kernel mode)
    2500-2999 are generated by the server service (user mode)
Server driver events, issued from kernel mode. 
 Values are 32 bit values laid out as follows:
  3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
  1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
 +---+-+-+-----------------------+-------------------------------+
 |Sev|C|R|     Facility          |               Code            |
 +---+-+-+-----------------------+-------------------------------+
 where
     Sev - is the severity code
         00 - Success
         01 - Informational
         10 - Warning
         11 - Error
     C - is the Customer code flag
     R - is a reserved bit
     Facility - is the facility code
     Code - is the facility's status code