I installed the latest version of the package openchrome as suggested, but without better results. I'm sorry. Here is my Xorg.0.log.
** Attachment added: "XorgLog.txt" http://launchpadlibrarian.net/26812664/XorgLog.txt -- only low resolution allowed and the mouse pointer not appear https://bugs.launchpad.net/bugs/369333 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-openchrome 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