https://bugs.winehq.org/show_bug.cgi?id=40477
--- Comment #9 from Józef Kucia joseph.kucia@gmail.com --- (In reply to Wylda from comment #8)
OK, that make sense. But why it used to work with 4GB (wine was not limiting VRAM) and why it doesn't work now, when i set 4GB manually in the .c code?
I guess you have to start it with sufficiently high screen resolution. Did you test both cases with the same resolution?