SAP Message BRAIN324 - InfoObject &1 is no longer in MultiProvider &2

Diagnosis
Aggregation level &V3& is defined using MultiProvider &V2& and containsInfoObject &V1&. &V1& is no longer contained in MultiProvider &V4&however. This is not permitted.

System Response
Aggregation level &V3& cannot be used.

Procedure
Remove InfoObject &V1& from aggregation level &V3&.