La sortie "raop" dans le serveur de son de Ubuntu pulseaudio n'arrive pas à se connecter aux freebox (server ou player) sur Airplay. Voir ci-dessous un extrait de /var/log/syslog sur Ubuntu 11.10 ci-dessous, les deux dernières lignes sont les plus importantes.
Oct 15 18:35:12 pulseaudio[4008]: [pulseaudio] bluetooth-util.c: Error from RegisterEndpoint reply: org.freedesktop.DBus.Error.UnknownMethod
Oct 15 18:35:12 pulseaudio[4008]: last message repeated 2 times
Oct 15 18:35:12 pulseaudio[4008]: [pulseaudio] module.c: Module "module-raop-discover" should be loaded once at most. Refusing to load.
Oct 15 18:35:12 pulseaudio[4008]: [pulseaudio] module-gconf.c: pa_module_load() failed
Oct 15 18:35:12 pulseaudio[4008]: [pulseaudio] module.c: Module "module-zeroconf-discover" should be loaded once at most. Refusing to load.
Oct 15 18:35:12 pulseaudio[4008]: [pulseaudio] module-gconf.c: pa_module_load() failed
Oct 15 18:35:12 pulseaudio[4017]: [pulseaudio] pid.c: Daemon already running.
Oct 15 18:35:12 pulseaudio[4008]: [raop-sink] module-raop-sink.c: We should not get to this state. Cannot rip socket if not connected.
Oct 15 18:35:12 pulseaudio[4008]: [raop-sink] module-raop-sink.c: We should not get to this state. Cannot rip socket if not connected.