Xlib:  extension "RANDR" missing on display ":0.0".
gnome-session[5670]: WARNING: Unable to determine session: Unable to 
lookup session information for process '5670'
gnome-session[5670]: WARNING: Application 
'gnome-settings-daemon-helper.desktop' failed to register before timeout
gnome-session[5670]: WARNING: Application 
'gnome-settings-daemon.desktop' failed to register before timeout
gnome-session[5670]: WARNING: Application 'gnome-panel.desktop' failed 
to register before timeout
gnome-session[5670]: WARNING: Application 'nautilus.desktop' failed to 
register before timeout