found 675161 1:1.0.1-1 thanks I'm still seeing this bug with: ii xserver-xorg-video-nouve 1:1.0.1-1 X.Org X server -- Nouveau display driver it seems like it happens less frequently than with older versions. To the extent it matters, my gfx card is 01:00.0 VGA compatible controller: NVIDIA Corporation GF116 [GeForce GTX 550 Ti] (rev a1) -- Tollef Fog Heen UNIX is user friendly, it's just picky about who its friends are