When I press Alt + Tab to switch between windows, the view messes up (not always, but very often). Sometimes it shows just noise where every pixel is another color, and sometimes it shows artifacts from other (closed) programs.
Here is a screenshot, the stuff in the upper half of the screen is from a game I had opened about an hour ago. I have two screens, this is the smaller one:
I think this problem started when I installed CompizConfig, I'm not sure.
• Ubuntu 12.04 LTS 64-bit
• Graphics Driver VESA: PARK
• ATI/AMD Radeon HD 5430
Does anyone else have this problem or know how to fix it?