Same problem with ATI radeon 9000 on notebook ASUS L5830C. I solved this problem with ajgreeny suggestion changing to 16 bit colour; here are principal line of my xorg.conf: Section "Monitor" Identifier "Monitor0" VendorName "Monitor Vendor" ModelName "Monitor Model" EndSection
Section "Device" Identifier "Card0" Driver "radeon" VendorName "ATI Technologies Inc" BoardName "Radeon RV250 [Mobility FireGL 9000]" BusID "PCI:1:0:0" EndSection Section "Screen" Identifier "Screen0" Device "Card0" Monitor "Monitor0" DefaultDepth 16 SubSection "Display" Modes "1400x1050" "1280x1024" "1280x960" "1152x864" "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection EndSection -- Desktop background becomes black when desktop effects are enabled on GNOME and KDE https://bugs.launchpad.net/bugs/462436 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp