pa_stream_writable_size() failed

[antonello]

Binary package hint: totem

sound stops a few second after program start with the following error message:
pa_stream_writable_size() failed

ProblemType: Bug
Architecture: amd64
CheckboxSubmission: 620109e779180ac26f3ed686910ca994
CheckboxSystem: 0531969bcfd4f03af7405c98dc94a948
Date: Wed Sep 15 20:33:02 2010
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/totem
NonfreeKernelModules: nvidia
Package: totem 2.28.2-0ubuntu3
ProcEnviron:
 PATH=(custom, user)
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-22.63-generic
SourcePackage: totem
Uname: Linux 2.6.31-22-generic x86_64
XsessionErrors:
 (gnome-settings-daemon:2065): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (polkit-gnome-authentication-agent-1:2177): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:2160): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed