https://bugs.winehq.org/show_bug.cgi?id=24172
--- Comment #13 from Esme Povirk madewokherd@gmail.com --- In a 32-bit prefix, with Wine Mono from the master branch, the GUI starts. I think what happens is that get_ProcessName on Mono fails when accessing a 64-bit process from a 32-bit process, because it can't query the .exe module.
MSDN implies that .NET Framework has a fallback for this situation: https://docs.microsoft.com/en-us/dotnet/api/system.diagnostics.process.proce...