Diagnosis
You have called up the lock information for a locked open item.

System Response
A dialog box appears with the message "Lock reason: Doc. ABC locked byXX (bus. op. YY) - lock owner: SMITH"

Procedure
This message means the following:
Document ABC is locked by application XX. If this is a businessoperation, this is followed by the corresponding number YY. User SMITHcreated the lock.
You cannot process the open items while the lock reason still exists,in other words, the item is not processed further by the lockedapplication.
Contact the lock owner and clarify how the item should be processed.