https://bugs.winehq.org/show_bug.cgi?id=55143
--- Comment #3 from Nikolay Sivov bunglehead@gmail.com --- It's possible you have a build without winegstreamer, because gstreamer wasn't available at build time for example. If the game tries to use ir50_32.dll, it will crash like that. So check if you have winegstreamer binaries in your build.