"Xmir root window" means you need to run a window manager yourself. And I can't see any titlebar etc from a window manager in the screenshot...?
The screenshot looks correct. Just user error. Or Libertine/whatever failed to start a WM. ** Changed in: xorg-server (Ubuntu) Status: New => Invalid -- 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/1513910 Title: libertine config of gimp for single window mode To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-pocket-desktop/+bug/1513910/+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