I had a similar problem to this and fixed it, by changing the xauth on the target desktop by disabling host checking..
xhost + Can you check whether this resolves your issue as well. I will start looking for why this is a problem now. ~jono crayons -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/768298 Title: nanny-desktop-blocker crashed with AttributeError in __init__(): 'NoneType' object has no attribute 'get_monitor_geometry' -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs