SAP Message WC107 - No R/3 Retail material master data for material &, sales unit &

Diagnosis
No record exists for sales unit &V2& of material &V1& in the tablefor POS data (WLK2). If the material was created using the propermaintenance transactions, this error should not have occurred.

System Response
The record involved could not be prepared for downloading.

Procedure
Create a listing entry for the sales unit of the material and theentries in table WLK2 will be re-created.