https://bugs.winehq.org/show_bug.cgi?id=43115
--- Comment #2 from Béla Gyebrószki gyebro69@gmail.com --- (In reply to Sebastian Lackner from comment #1)
Just curious, but does it make a difference in Wine Staging 2.9? It could be related to bug 41258 which was marked STAGED in the last release, for example.
No, it doesn't make a difference. The Metal Slugs games show the same assertion in Wine Staging 2.9.