On Wed, 2015-08-05 at 00:46 +1200, Chris Edwards wrote: > Perhaps interestingly, `glxinfo -i` reports: > > name of display: :0.0 > X Error of failed request: BadValue (integer parameter out of range > for > operation) > Major opcode of failed request: 155 (GLX) > Minor opcode of failed request: 24 (X_GLXCreateNewContext) > Value in failed request: 0x0 > Serial number of failed request: 56 > Current serial number in output stream: 59 I get the same error on my system, so probably not related. It might be worth a try to disable dual-head. You might also ask for help on one of the Xorg lists: http://lists.x.org/archives/xorg-driver-ati/ http://lists.x.org/archives/xorg/ Have this configuration worked well in previous Debian versions? I think there's been a lot of work done when it comes to the radeon driver in xorg, but I'm not sure if that includes r300 cards. -- Cheers, Sven Arvidsson http://www.whiz.se PGP Key ID 6FAB5CD5
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