ATI Radeon 9000 I have solved changing some parameters in the xorg.conf as follow: ---original Dapper "Section Device"--- #Section "Device" # Identifier "ATI Technologies, Inc. Radeon RV250 If [Radeon 9000 Pro]" # Driver "ati" # BusID "PCI:1:0:0" #EndSection
---Modified "Section Device"--- Section "Device" Identifier "ATI Technologies, Inc. Radeon RV250 If [Radeon 9000 Pro]" Driver "radeon" BusID "PCI:01:0:0" Option "AGPMode" "4" Option "AGPFastWrite" "true" Option "NoAccel" "false" Option "RenderAccel" "true" EndSection -- Screensaver freezes on Dapper (ATI Radeon 8500 LE) https://launchpad.net/bugs/38181 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs