Seems to work after running sudo launchctl load -w /Library/Apple/System/Library/LaunchDaemons/com.apple.rpmuxd.plist, although the response to this command was: /Library/Apple/System/Library/LaunchDaemons/com.apple.rpmuxd.plist: service already loaded The next time I ran rvictl -s UUID: Starting device UUID [SUCCEEDED] with interface rvi0