as far as I know the client will override the script and just try to break - You should have a script that checks for breaks happening --> it's not hard for a script to implement some sort of break preparing
Then i'm afraid I can't help buddy. The butler mode is quite relying on dialogues and widgets; mirror mode isn't always able to succesfully work with those.
I'm not quite sure by heart. Do you want a trial to see for yourself?
Its made to sometimes missclick but maybe I need to calibrate it a bit; what item were you making?