SAP Message RSDODSO110 - InfoObject &1 has to be contained in key (compunding InfoObject &2)

Diagnosis InfoObject &V2& is compounded to InfoObject &V1& and contained in thekey of DataStore object &V3&. InfoObject &V1& is not in the key ofDataStore object &V3&. System Response DataStore object &V3& cannot be activated. The following exception exists: InfoObject &V1& does not need to be inthe key if it is the attribute of another InfoObject of the key. If thisis the case, InfoObject &V1& must be in the data part of the DataStoreobject. Procedure Move InfoObject &V1& into the key of DataStore object &V3&. Or move an InfoObject with the InfoObject &V1& as an attribute into thekey of the DataStore object &V3&. But then the InfoObject &V1& must beread to the data part of DataStore object &V3&.