That error looks like one of the cryptic messages you'll get if you haven't installed drivers for Mir yet. They're not automatically installed unless you have a phone image, or have installed the full desktop-next stack. Reasons....
Try this: sudo apt-get install mir-graphics-drivers-desktop or sudo apt-get install mir-graphics-drivers-android -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1481330 Title: Xmir crashes when client closes display To manage notifications about this bug go to: https://bugs.launchpad.net/mir/+bug/1481330/+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
