http://bugs.winehq.org/show_bug.cgi?id=21000
--- Comment #8 from Ole Laursen olau@hardworking.dk 2009-12-14 16:40:03 --- Created an attachment (id=25214) --> (http://bugs.winehq.org/attachment.cgi?id=25214) Better backtrace
I installed a debug package, seems the backtrace's got some more info now, hope it helps.