[Bug 47479] New: REGRESSION: Darkula by Locomalito gives white screen with Wine 4.12.1

https://bugs.winehq.org/show_bug.cgi?id=47479

Bug ID: 47479
           Summary: REGRESSION: Darkula by Locomalito gives white screen
                    with Wine 4.12.1
           Product: Wine
           Version: 4.12.1
          Hardware: x86
               URL: https://www.locomalito.com/darkula.php
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: Mint

As per title, Darkula no longer runs with 4.12.1. Just get a white screen.
Works fine with 4.0.1 and 4.11. Can't see any obvious changes between output.
Sorry, can't run regression test. This is with AMD.