The requested operation cannot be performed on a file with a user-mapped section open

Error

C:\Documents and Settings\Administrator\.obm\config\Profile.sys
(The requested operation cannot be performed on a file with a
user-mapped section open)

Cause

Another process has locked the file at the time of backup.

Resolution

Ensure that there is no other software running that may be locking the file (both in reading and writing) at the time of the backup.