You can install this to fix it as a drop in replacement with no external dependencies until it's fixed in the archive, or just disable compiz in the meantime.
https://edge.launchpad.net/%7Esarvatt/+archive/ppa/+sourcepub/643434 /+listing-archive-extra -- x server dies with a SIGSEGV when gnome screen saver blanks the display https://bugs.launchpad.net/bugs/383129 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg 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