Xlib:  extension "GLX" missing on display ":0".
Xlib:  extension "GLX" missing on display ":0".
upstart: click-user-hooks main process (1790) terminated with status 1
upstart: gnome-session (Unity) main process (2012) terminated with status 1
upstart: unity-settings-daemon main process (2006) killed by TERM signal
upstart: Disconnected from notified D-Bus bus
upstart: logrotate main process (1777) killed by TERM signal
upstart: url-dispatcher main process (1791) killed by TERM signal
upstart: upstart-dbus-session-bridge main process (1921) terminated with status 1
upstart: unity-panel-service main process (2028) killed by TERM signal
upstart: mediascanner-2.0 main process (1798) killed by TERM signal
upstart: bamfdaemon main process (1846) killed by TERM signal
upstart: hud main process (2004) killed by TERM signal
upstart: job url-dispatcher-refresh failed to stop