SAP Message UCM0082 - Role &2 is assigned more than once in data basis &1

Diagnosis
In Consolidation, the role &V2& may only be assumed by onecharacteristic. This role has been assigned more than once indata basis &V1&.

System Response
The definition of the data basis is inconsistent and cannot be saved.

Procedure
Decide which single characteristic should use the role &V2&, and assignother roles to the other characteristics.