Hey everyone. Just completed my Catalina mackintosh build. Everything works great apart from one small issue. When booting the system, it starts to a black screen when using the separate GPU. In order to get a video signal I have to first allow the system to sleep. Once it wakes up everything...
Did you pirate Mountain Lion? If you did then buy a real copy. If not then you'll need to redownload it from the app store. Also is this installation on a laptop?
Ok this time boot with -x -v and see if the system speeds up at all when you get to the desktop. If you can't get to the desktop then take a picture of where the verbose boot stops at
hey Guys yesterday i just got a GTX 650 2GB and i can't get it to work!!! I have installed mountain lion. I used intel hd 3000 graphics to install then i booted with graphics enabler=no and i got stuck on a gray screen!! Please help i have no idea what to do. Also i have the latest nvidia cuda...
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