[Bug 46847] New: Installed game, game open first few times, but suddenly it stopped working

https://bugs.winehq.org/show_bug.cgi?id=46847

Bug ID: 46847
           Summary: Installed game, game open first few times, but
                    suddenly it stopped working
           Product: Wine
           Version: 4.3
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

Created attachment 63894
  --> https://bugs.winehq.org/attachment.cgi?id=63894
ran the game in term, this is the log

Installed a game (osu!) which uses .NET framework. Used winetricks to install
dotnet462. prefix was win32. It opened the first few times, but when i tried it
again, without having changed anything, it refused to open and only spat out
something about "fixme"

"wine --version" outputs "wine-4.3 (Staging)

OS is Fedora 29, CPU is amd64

debug log attached