I get this bug with Mutter and Compiz when I try to use a dual monitor setup for a combined resolution of 3200x2000.
1920x1200 - Dell 24" 1280x 800 - Laptop 15' ====================== 3200x2000 - Total -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/581233 Title: Radeon driver "No buffer for z buffer" error To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/581233/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs