Here is mir-greeter.log using your instrumented lightdm and changing the unity8 seat type to unity.
http://pastebin.ubuntu.com/16932129/ Thoughts? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1583624 Title: Mir cannot open a tty when started by lightdm To manage notifications about this bug go to: https://bugs.launchpad.net/lightdm/+bug/1583624/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs