I have this bug on a Dell E6400 with the same graphics chip as mentioned above from Intel. I think this may be a duplicate of bug 316887.
https://bugs.launchpad.net/ubuntu/+source/gnome-control- center/+bug/316887 For me xrandr seems to work, thought he GUI does not. Here is the xrandr command for those who need a work around. $ xrandr --output LVDS --auto --output VGA --auto --same-as LVD Best regards, Rob -- [GM45, 945] Unable to mirror to external monitor https://bugs.launchpad.net/bugs/368518 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs