As I wrote above: for me logging out of the session and in again consistently restores it (already when lightdm is restarting it is "resolved" and both monitors work again).
(This is true unless using kernel 3.13.0-44-generic where the VGA port never works.) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1300914 Title: External screen undetected after first plug To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1300914/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs