SAP Message UCM0045 - Consolidation group and unit are not linked (characteristic &1)

Diagnosis
A characteristic with the role consolidation group must belinked to each characteristic with the role consolidation unit.The data basis andconsolidation area mustalways contain complete pairs of characteristics with the rolesconsolidation group and unit.
However, the characteristic &V1& with the role &V2& does not have acorresponding linked characteristic.

System Response
The field catalog is inconsistent and cannot be saved.

Procedure
Select the characteristics and their roles, and make sure thatcharacteristics with the roles consolidation group and unit alwaysappear in pairs.