This has been reported upstream. You are welcome to comment at http://bugzilla.gnome.org/show_bug.cgi?id=353815 . Thanks for reporting this.
** Changed in: rhythmbox (upstream) Importance: Untriaged => Unknown Bugwatch: None => GNOME Bug Tracker #353815 Status: Unconfirmed => Unknown -- Rhythmbox can't send a Jabber notification according JEP-0118 https://launchpad.net/bugs/57913 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs