I did some investigating on Ted's u-a-l branch that starts Xmir (https://code.launchpad.net/~ted/ubuntu-app-launch/xmir-support) and removed the '-rootless' option to Xmir and now it works.
I guess it's easy enough to remove "-rootless" from the MP, but I wouldn't think Xmir should be crashing with that set either... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1472097 Title: Failed assertion in compCopyWindow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1472097/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs