http://bugs.winehq.org/show_bug.cgi?id=16173
--- Comment #3 from Francesco Munda syylk@hotmail.com 2008-11-23 18:15:51 --- It looks like the issue I'm having.
A workaround (if that's indeed your problem) is here:
http://bugs.winehq.org/show_bug.cgi?id=15737