SAP Message WL648 - Background job & for automatic restart cannot be locked

Diagnosis
The background job &V1& which is used to automatically restart workitems with temporary errors cannot be locked.

System Response
The action was terminated.

Procedure
Evaluate the entries in SYSLOG. Search for entries for the functionmodule JOB_CLOSE.
INCLUDE WF_HINTERGRUNDVERWALTUNG OBJECT DOKU ID TX