......option to change this behavior.you can then get a meaningful backtrace from your debugger if you break on the gdk_x_error()function)the application "gnome-panel"lost its connection to the display :0.0;most likey the X server was shutdown or you killed/destroyed the application.The application"magicdev , nautilus and eggcups "lost its connection to the display.
waiting for X server to shutdown.The application "rhn-applet'lost its connection to the display:0.0;most likey the X server was shutdown or you killed/destroyed the application