Ubuntu
xserver-xorg-video-ati package

  1. Bug #99221
  2. Comment #15

Comment 15 for bug 99221

Revision history for this message
Przemek K. (azrael) wrote :

I think I had the same bug on Debian Lenny.
I solved it by adding Option "ReferenceClock" "29.500MHz" to the device section in xorg.conf.
See link on UF: http://ubuntuforums.org/archive/index.php/t-430611.html