SAP Message BRAIN128 - Determination of characteristic &1 is not permissible

Diagnosis
In a MultiProvider, a characteristic value can only be uniquelydetermined for a characteristic when the appropriate characteristic isset to the same value in all of the contained InfoProviders.
Here, &V1& = &V3&, but in InfoProvider &V4&, there is no &V1& or it isset to another constant.

System Response
No queries can be generated for this InfoProvider.

Procedure
Remove the constants for characteristic &V1& in InfoProvider &V2&. To dothis, in InfoProvider maintenance, choose Extras -> Structure-specific Properties of the InfoObject.