SAP Message V4049 - Forecast delivery schedule key & in the IDoc cannot be processed

Diagnosis
The delivery release order key in theIDOC could not be processed. Onlyvalues '1' (copy old schedule lines outside of the release ordervalidity period) and '2' (completely replace with new schedule lines)were processed.

System Response
The system generates a warning message.

Procedure
Please review the schedule line in the scheduling agreement. You mustmanually recreate those old schedule lines that are not copied.