Something simiar happened to me. Activating the external monitor freezes the system. Using 9.10 on an eeePC 1005HA-H It had worked before the last update.
-- X-Bug resolution change freezes display https://bugs.launchpad.net/bugs/512720 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server 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