https://bugs.winehq.org/show_bug.cgi?id=37870
--- Comment #2 from Bruno Jesus 00cpxxx@gmail.com --- (In reply to malekpatryk from comment #1)
Ok, so this seemed to go away after I have cleaned everything (wine prefix, and reinstalled wine) and launched battle net installer with setarch -i386 (not by double click or regular wine).
Invalid then?