Hi, On Thu, Apr 21, 2011 at 11:03:57AM +0200, Yves-Alexis Perez wrote: > Could you try disabling (or enabling) compositing and report back? Do > you use KMS? Can you provide your X config too? The Bug appears when compositing is turned off, but not when it's turned on. I use KMS. In regards of graphics, I have the default empty xorg.conf. regards, Sebastian