Diagnosis
*** similar to UGMD052 ***
V1 is used in hierarchy v2 in hierarchy version v3. therefore youare not allowed to delete &V1&. Deletion is only possible whenthe characteristic value is no longer used.

Procedure
If you want to delete &V1&, you first have to change the hierarchy sothat &V1& is no longer in use.
There may still be other uses of &V1&. The system could show another usewhen you again try to delete after changing the hierarchy. You have todelete all uses that are displayed. Only then can you delete &V1&.