Diagnosis
No sold-to party could be determined using the data contained in theIDoc.

Procedure
In Customizing, use transaction OVAI to assign specific search terms toa sold-to party (customer master record number), that transfer yourbusiness partner into the IDoc. The data is stored in table T661W.
Based on these entries, the system tries to determine the sold-to party.
In order that the assignment can take place successfully, the systemmust know at least under which vendor number your enterprise is listedin the customer's system. In addition to this, you can also store a"partner description" and an "unloading point" as possible assignmentcriteria.
The system uses the following data for determining the sold-to party intable T661W:
From transfer ... for search in table T661W
- VSBHDR-LIFNR_T - T661W-LIFNR (always)
- VSBHDR-KNREF_T - T661W-KNREF
- VSBHDR-ABLAD_T - T661W-ABLAD
Note that entry in LIFNR_T must always be available. You can alsocorrect the error if you make the respective entry in table T661W.
When restarting the verification step, you have to set the parameter"Read input parameter customer/sold-to party again".