http://bugs.winehq.org/show_bug.cgi?id=20380
--- Comment #6 from Roderick Colenbrander thunderbird2k@gmail.com 2009-10-17 03:21:46 --- Try to add a log using +xrender,+winmm,+seh,+tid. I find it strange that you get crashes in the 2D rendering code while disabling sound fixes the issues. I would expect the bug is in the audio code then.