Quote Originally Posted by Perrigrin View Post
Well, I used to 5 box on the machine I'm running now (Lich King) and it ran 5 toons in WG decently.

I scaled down to 2 accounts, and eventually quite at the end of LK - But came back now, with the intention to not run more than 2 boxes - But, starting a second instance slows wow down insanely and often crashes it - Right now I'm not using keyclone nor ISBoxer, just trying to keep 2 running.

Anyone else had problems with the Cata client crashing when dual boxing? Again, this machine ran 5 accounts fine in LK (using both keyclone and isboxer).
Have you tried updating your drivers?

And what is the spec from your pc?