http://bugs.winehq.org/show_bug.cgi?id=16630
--- Comment #8 from Vincent Povirk madewokherd@gmail.com 2009-12-17 23:15:36 --- Yeah, it showed up as a .NET exception in the +gdiplus log later.
I think I'm going to spend some time working on the debug logging in gdiplus. It's pretty terrible.