XMir 1.0 (the old Xorg extension) is now deprecated and is not being maintained or fixed. It is replaced by the new 'Xmir' binary (package 'xmir') introduced in Ubuntu 15.10 wily.
** Changed in: xorg-server (Ubuntu) Status: Triaged => Won't Fix -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1216564 Title: xmir displayPort will funk-ily mirror even tho 2nd display has been turned off in settings Status in xorg-server package in Ubuntu: Won't Fix Bug description: was running multimonitor in mirror mode. selected the 2nd screen (not the builtin) and turned off. after a moment or 2...the 2nd monitor begins to display a mirror but non-scaled, with the original ui behind it this was reliably reproduceable. strangely, the shadowed ui on the 2nd display updates/renders...always in the same way....with the mouse hovering over the "apply" button of the settings app....but seems active. on every mouse move or keystroke, the mouse appears to click the "apply" button Attached a picture to help explain To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1216564/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp