Comment 1 for bug 276072

While searching for solutions, I've found a patch from mandriva:

diff -p -up libcanberra-0.9/src/libcanberra-login-sound.desktop.in.level libcanberra-0.9/src/libcanberra-login-sound.desktop.in
--- libcanberra-0.9/src/libcanberra-login-sound.desktop.in.level 2008-09-10 17:41:23.000000000 +0200
+++ libcanberra-0.9/src/libcanberra-login-sound.desktop.in 2008-09-10 17:41:49.000000000 +0200
@@ -4,6 +4,6 @@ Name=GNOME Login Sound
 Exec=@bindir@/canberra-gtk-play --id="desktop-login" --description="GNOME Login"
 OnlyShowIn=GNOME;
 AutostartCondition=GNOME /desktop/gnome/sound/event_sounds
-X-GNOME-Autostart-Phase=Desktop
+X-GNOME-Autostart-Phase=Applications
 X-GNOME-Provides=login-sound
 X-GNOME-Autostart-Notify=true

Now the login sound is played well, g-p-m is starting up correctly.