(process:6172): Gtk-WARNING **: This process is currently running setuid or setgid.
This is not a supported use of GTK+. You must create a helper
program instead. For further details, see:

    http://www.gtk.org/setuid.html

Refusing to initialize GTK+.

(process:6176): Gtk-WARNING **: This process is currently running setuid or setgid.
This is not a supported use of GTK+. You must create a helper
program instead. For further details, see:

    http://www.gtk.org/setuid.html

Refusing to initialize GTK+.
/etc/gdm/Xsession: Beginning session setup...
SESSION_MANAGER=local/henno:/tmp/.ICE-unix/6169
Checking for Xgl: gnome-panel: Fatal IO error 104 (Connection reset by peer) on X server :0.0.
nautilus: Fatal IO error 104 (Connection reset by peer) on X server :0.0.
The application 'gnome-session' lost its connection to the display :0.0;
most likely the X server was shut down or you killed/destroyed
the application.
X connection to :0.0 broken (explicit kill or server shutdown).

not present.