That's why I'm against the use of opencore configurator! I'm quite sure the issue is in the config.plist then. You probably downloaded the latest version of opencore configurator but you were editing a config.plist of opencore 0.7.0. Opencore configurator is a third party app that was never approved nor developed by the opencore developers. If the opencore configurator is not built vs the exact version of opencore it was built for, it will mess the config.plist, resulting in