Login AU error prompted this, because Apple’s side updated the agreement, you need to log in to iTunes Connect to agree to a privacy agreement, you can log in to AU normally after you agree.

 

Login to https://appleid.apple.com Apple account management background, or login https://itunesconnect.apple.com APP management background, will automatically pop up, and then click Continue on it (If you do not pop up to log back in or change another browser Login) Return to AU to log in normally.