After updating to xserver-xorg-xmir 2:1.15.0-1ubuntu6 on Feb 13th the system reboots without problems. A whole set of mir packages went through at the same time; don't know if Daniel's fix was included, but something fixed my problem at least.
Thanks for the quick solution. -- 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/1277343 Title: xmir crashes on startup ("std::exception::what: Invalid format for used output") To manage notifications about this bug go to: https://bugs.launchpad.net/mir/+bug/1277343/+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
