here it is the output of the command dist-upgrade, after changing lucid in maverick in the source.list file.
** Attachment added: "dist-upgrade" https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/645064/+attachment/1685187/+files/dist-upgrade -- nvidia-current from Ubuntu-X-Swat PPA is blocking the upgrade from Lucid to Maverick https://bugs.launchpad.net/bugs/645064 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers 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