The redirect URI in the request, http://entrepreneurs-circle.co.uk/users/auth/google_oauth2/callback, does not match the ones authorized for the OAuth client. To update the authorized redirect URIs, visit: https://console.developers.google.com/apis/credentials/oauthclient/826683624643-ag8uovsrlh8keonuo2bdma4o4rhf8o3f.apps.googleusercontent.com?project=826683624643