Tip:How to restore accidently deleted top panel in ubuntu 10.04 (Lucid) by ruchi · September 17, 2010 If you are new to ubuntu and for some reason if you accidently deleted top panel in ubuntu 10.04 don't worry you can restore using the following procedure Open the terminal and run the following commands gconftool-2 --shutdown rm -rf ~/.gconf/apps/panel pkill gnome-panel