I removed obsolete packages. Removed libwnck3 installed from ppa:quirky/libwnck3.
I resetted new user profile and there is no gnome-panel on both screens. Also there is no Unity shell on both screens. My Video card is Nvidia GeForce 9600 GT: lspci | grep VGA 02:00.0 VGA compatible controller: NVIDIA Corporation G94 [GeForce 9600 GT] (rev a1) apt-cache policy nvidia-current nvidia-current: Installed: 304.88-0ubuntu0.0.2 ** Summary changed: - Gnome-panel not shown in Ubuntu 12.04 if TV is connected + Gnome-panel and Unity are not shown in Ubuntu 12.04 if TV is connected ** Also affects: unity Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-panel in Ubuntu. https://bugs.launchpad.net/bugs/1196593 Title: Gnome-panel and Unity are not shown in Ubuntu 12.04 if TV is connected To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1196593/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs