that's because the nvidia driver includes it's own GL libraries, so you need to purge it first.
** Changed in: xserver-xorg-video-ati (Ubuntu) Status: New => Invalid -- nvida Xorg binary drivers conflict with oss ati driver https://bugs.launchpad.net/bugs/408077 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