Diagnosis
The item you have selected has schedule lines in the planningdelivery schedule.

System Response
If you remove the planning delivery scheduleinstruction from the scheduling agreement item, theschedule lines in the planning delivery schedule will lose theirrelevance for planning and delivery. Schedule lines in the forecastdelivery schedule will replace them in this regard.

Procedure
We recommend that, before removing the instruction, you either deletethe schedule lines in the planning delivery schedule or create a newplanning delivery schedule with no schedule lines.