The second screen cannot be autodetected currently, furthermore displayconfig-gtk does not support dual head with the latest intel and ati driver anymore, since boths drivers no longer support zapohad (use xrandr 1.2 instead).
Alternatively you can use the command line tool xrandr, the frontend grandr or take a look at http://www.intellinuxgraphics.org/dualhead.html ** This bug has been marked a duplicate of bug 140822 Missing RandR 1.2 support (no dualhead on ati and intel cards) ** This bug is no longer a duplicate of bug 140822 possible problem with compiz ** Summary changed: - [Gutsy] Can't configure second monitor with displayconfig + Missing RandR 1.2 support (no dualhead on ati and intel cards) -- Missing RandR 1.2 support (no dualhead on ati and intel cards) https://bugs.launchpad.net/bugs/156062 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs