https://bugs.winehq.org/show_bug.cgi?id=47651
--- Comment #13 from Henri Verbeet hverbeet@gmail.com --- In case this is useful to anyone running into this, it looks like the application stores the depth-buffer format in %windir%\d3dx.dat. Deleting/moving that file allows the application to start again, after which d3dx.dat is recreated.