SAP Message RSPLS128 - Aggregation level &1: Select characteristic &3 from InfoProvider &2

Diagnosis
You defined aggregation level &V1& based on InfoProvider &V2&. InInfoProvider &V2&, characteristic &V3& is constant and therefore has toincluded in aggregation level &V1&.

System Response
The definition of aggregation level &V1& is inconsistent.

Procedure
Include characteristic &V3& in the aggregation level.