[Bug 49650] New: Bunch of Heroes (Steam) hangs with a black screen at startup

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=49650

Bug ID: 49650
           Summary: Bunch of Heroes (Steam) hangs with a black screen at
                    startup
           Product: Wine
           Version: 5.6
          Hardware: x86
               URL: https://store.steampowered.com/app/111400/Bunch_of_Her
                    oes/
                OS: Linux
            Status: NEW
          Keywords: regression
          Severity: normal
          Priority: P2
         Component: winmm&mci
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 5ee2ef52175c8bf506c4eb9a67bde4cb72a93853
      Distribution: ArchLinux

Created attachment 67859
  --> https://bugs.winehq.org/attachment.cgi?id=67859
terminal output

The game shows only a black screen on start and doesn't proceed further.

Reverting commit 5ee2ef52175c8bf506c4eb9a67bde4cb72a93853
on top of 5.14. fixes the problem.