https://bugs.winehq.org/show_bug.cgi?id=42748
--- Comment #2 from Nikolay Sivov bunglehead@gmail.com --- Created attachment 57757 --> https://bugs.winehq.org/attachment.cgi?id=57757 patch
Could you try this one? Looks like out of memory branch is triggered eventually, and that aborts window painting sequence, leaving everything blank.