Diagnosis
The scheduling level (detailed planning, rate-based planning orsequencing) you selected is not allowed for determining the dates inplant &V1&, planned order type &V2& and production scheduler &V3&. Theadjustment of the basic dates and the dependent requirements dates iscarried out via another scheduling level.

Procedure
Please correct the settings for the scheduleing levels in Customizing,in the IMG step entitled, DefineScheduling Parameters for Planned Orders or select anotherscheduling level in the initial screen.