SAP Message /BDL/TASKMANAGER050 - SDCC background job could not be deactivated

Diagnosis
The background job for the old transaction SDCC is still active andcould not be deactivated.

Procedure
Go to transaction SM37 and search for jobs with the name'AUTO_SESSION_MANAGER' with status 'scheduled', 'released', 'ready', or'active', without specifying a time frame. Delete the correspondingjobs. If this doesn't work for a job, check it's status by selectingthe entry and then select menu 'Job' -> 'Check status'.