Diagnosis
You want to assign a revision level to document version &V1&. Onlyone revision level can be assigned to a document version.
As revision level &V2& has already been assigned to this documentversion, you cannot assign another revision level.

System Response
The system checks whether a revision level has already been assigned tothe document version.

Procedure
If you want to make further changes to version &V1& using a differentrevision level, create another version, copying from version &V1&.
You can then assign a different revision level to the new version.