Diagnosis
You have assigned the role of an allocation characteristic to thecharacteristic &V2&, but have not yet consistently specified thereference characteristic for the allocation.

System Response
The definition of data basis &V1& is incomplete and cannot be saved.

Procedure
For characteristic &V2&, go to the Allocation column and selectthe characteristic that is to be referenced by the allocation. Make surethat the reference characteristic is also contained in the data basis.