https://bugs.winehq.org/show_bug.cgi?id=46490
--- Comment #2 from Henri Verbeet hverbeet@gmail.com --- For what it's worth, this seems very specific to your particular setup; it's certainly not failing that way on Windows 10 in general. Your best bet is probably to try figuring out why retrieving the registry mode fail on your setup. It's not a particularly unusual or obscure operation.