This particular message: https://forums.developer.apple.com/thread/79235#234143 https://forums.developer.apple.com/thread/79235#234143 It suggests using "root"

This particular message: https://forums.developer.apple.com/thread/79235#234143 https://forums.developer.apple.com/thread/79235#234143 It suggests using "root" with empty password, and hitting Enter twice. So some people knew about it all along? This is really weird.