Messaggi di errore su xsession-errors

[arale]

Ciao a tutti, sul file xsession-errors trovo una serie di errori e segnalazioni, qualcuno puo' spiegarmi di cosa si tratta e magari come sistemarli ?
Grazie in anticipo.


(process:5517): 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:5521): 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...
/etc/X11/Xsession.d/40guidance-displayconfig_restore: 11: /usr/bin/displayconfig-restore: not found
SESSION_MANAGER=local/laptop:/tmp/.ICE-unix/5514
/bin/bash: /usr/bin/esd: Nessun file o directory

** (x-session-manager:5514): WARNING **: Failed to start sound.

Checking for Xgl: not present.
Detected PCI ID for VGA: 00:02.0 0300: 8086:2592 (rev 04) (prog-if 00 [VGA])
Checking for texture_from_pixmap: not present.
Trying again with indirect rendering:
Checking for texture_from_pixmap: present.
Checking for non power of two support: present.
Checking for Composite extension: present.
Comparing resolution (1280x800) to maximum 3D texture size (2048): Passed.
Checking for nVidia: not present.
Checking for FBConfig: present.
Checking for Xgl: not present.
Starting gtk-window-decorator
** Message: Server desktop remoto non avviato
Initializing gnome-mount extension
/usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling YV12 image format