I can confirm that adding 'and started plymouth-splash' after the 'and dbus' line in /etc/init/lightdm.conf , as Maarten suggests, does fix the problem for me.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to libdrm in Ubuntu. https://bugs.launchpad.net/bugs/982889 Title: X trying to start before plymouth has finished using the drm driver To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libdrm/+bug/982889/+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