Pack a file on P:\namespace\myaddon
forget by accident (lol ive done it) to set path to project P:\ an leave blank
go in game and erro will give obvious cannot laid blah dbo\dbo_horse
repack with correct path to project
Prefix is still DBO_horse and wont change unless you delete userlog and addonBuilder lOgs in P:\ Logs \addonbuilder.