You can try, in a terminal: $ sudo dpkg-reconfigure xserver-xorg Similar bug and propossament for a possible solution for to can install the LiveCD: https://bugs.beta.launchpad.net/ubuntu/+source/xorg-server/+bug/63017
-- problems --> resolution in Kubuntu 6.06.1 https://launchpad.net/bugs/62498 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs