Disabling DRI using: Option "DRI" "off" in the Device section made no difference (as expected since there is no DRI support for my chipset yet).
Note that the Option "MonitorLayout" "TDMS, HDMI" line in my uploaded xorg.conf was not present when the failure occurred, I had just tried that as a possible fix (without success). -- [regression][intrepid][RV670] Radeon HD3870 blank screen https://bugs.launchpad.net/bugs/323563 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs