Diagnosis
The materials you have selected do not exist in material group &V1&.

System Response
INCLUDE ISR_VERARBEITUNG

Procedure
Check your entries. If necessary, try again, this time without enteringa material group. The system will then determine the material group towhich the material is assigned.
Or alternatively, do not specify particular materials for theselection. In this case, all the materials in the specified materialgroup will be selected.