ID:18551 Cannot import revision (<revision name>) because a revision with the same name exists in the current project. Specify the --overwrite option to overwrite the existing revision databases.

CAUSE: The current project contains a revision with compiled databases that conflicts with the design's revision that is to be imported. By default, the software does not overwrite existing revision's databases unless --overwrite is specified.

ACTION: Specify the --overwrite option to overwrite existing revision databases.