Zyl

First of all: So those drivers did nothing, as expected. @ jaccuse: It might have wiped your Optimus preferences to default to auto-select, not permitting GPU in the first place. @ Rick: 4.0.1 works fine now with and without hardware acceleration. Good job.

Here is my diagnostics output also. I will try updating my drivers, but this and over problems have been persistent over multiple driver generations, so I don't expect anything.

That fixed it, thanks. Sorry it's probably my weird laptop it has some weird hybrid GPU with Geforce card and Intel HD. Having trouble with all sorts of graphics software.

Hello, just thought I'd give this program a shot, but having massive graphic issues. Basically, moving the mouse over the canvas draws tiny white rectangles every frame while everything flickers between white and black. NVIDIA System Information 07-09-2014 02-26-34.txt