How to create user subscriber in aweber? <p>Anyone can help , </p> <p>I have created an api key and and secret key but I am getting an issue regarding to the login section means the api redirect to the <a href="https://auth.aweber.com/1.0/oauth/authorize_app/" rel="nofollow">https://auth.aweber.com/1.0/oauth/authorize_app/</a> url and here need a username and password but I am inserting my username and password but its not open and send me a message like</p> <p><strong>Notice: Invalid credentials - please retry</strong></p>