Some Ubuntu 12.04 servers can experience what appears to be a system crash. The desktop will become unresponsive, and certain desktop elements will disappear. To fix: 1.) Hard reboot your machine 2.) Open a terminal. Applications –> Accessories –> Terminal 3.) Type the following command: sudo gedit /usr/share/xsessions/gnome-classic.desktop 4.) Find the line that says: Exec=gnome-session… Continue reading Ubuntu 12.04 Desktop Becomes Unresponsive