http://bugs.winehq.org/show_bug.cgi?id=21804
--- Comment #2 from Roderick Colenbrander thunderbird2k@gmail.com 2010-04-26 09:27:37 --- Created an attachment (id=27566) --> (http://bugs.winehq.org/attachment.cgi?id=27566) Possible fix
Could you give this patch a try? It at least fixes the crash but at least on my ati laptop the app seems to be frozen.