Diagnosis
You get this message in the following situations:

• The SD document you have specified does not exist.

The document might have been archived.

• The system did not find a document header (VBAK) for an individual sales
requirement record (VBAK).
An inconsistency has occurred in the ERP system.

Procedure
If the error occurs during the initial data provision in APO, there isan inconsistency between the requirements and the SD documents in theERP system. You can use report SDRQCR21 to correct the inconsistency.