SAP Message WR155 - Variant &1 of generic material &2 can only be entered once

Diagnosis
Variant &V1& of generic material &V2& has been assigned the genericmaterial as a pricing reference material. Material &V1& has, however,already been entered as an individual item.

System Response
The program deletes the line for variant &V1&.

Procedure
No action on your part is required. Since a material that is managed onan exact quantity and value basis cannot be entered here, the programdeletes the multiple entry itself.