gpu-manager is responsible for overwriting your X config file. Commenting out the "start on" lines at the top of gpu-manager's upstart script located at /etc/init/gpu-manager.conf will temporarily disable gpu-manager and prevent xorg.conf from being changed.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1310489 Title: xorg.conf overwritten by booting system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1310489/+subscriptions _______________________________________________ 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