SAP Message RSPLS130 - Aggregation level &1: InfoProvider &2 cannot be used for definition

Diagnosis You tried to create aggregation level &V1& on MultiProvider &V2&.MultiProvider &V2& already contains an aggregation level or an InfoSet.You cannot define an aggregation level for this MultProvider. System Response Aggregation level &V1& has not been created. Procedure Define aggregation level &V1& on a different InfoProvider.