Diagnosis
The separator for architectural object (&V1&) contains invalidcharacters.

System Response
The ID of an architectural object is only allowed to contain thefollowing characters:
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-_&()+,./:;<=>
As the separator is used in the ID of the subordinate object, you haveto adhere to the valid characters at this point.

Procedure
Change the architectural object separator. You might have to change thetemplate separator in Customizing (SpecifyRule for Determining the Object ID).