turns out all I had to do was install lightdm-gtk-greeter. Changing status to invalid.
** Changed in: lightdm (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/864374 Title: Lightdm fails to start ("no screens found") but gdm works fine To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/864374/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs