Seems to occur only for updates, especially breezy->dapper and dapper->edgy. Since I reinstall all my system, I will close it for now.
** Changed in: esound (Ubuntu) Status: Unconfirmed => Rejected -- No system sounds on Gnome https://launchpad.net/bugs/52945 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs