http://bugs.winehq.org/show_bug.cgi?id=13474
--- Comment #6 from Kai Blin kai.blin@gmail.com 2008-05-27 17:08:47 --- Can you retry this with a port > 1024? You're not allowed to bind to that port as unprivileged user.
Also, I'd be interested if WC3 tries to do a setsockopt(SO_REUSE) on that socket.