_:n4ac8190ce428433ab71654d10f9e7c40xb47
<http://schema.org/text>
"You didn't add the correct callback URI\n \nGo to your facebook app and click Settings -&gt; Advanced\n \nEnter the callback URI under \"Valid OAuth redirect URIs\"\n \n\nhttp://your_site/your_folder/login_with_facebook.php\nClick Save Changes at the bottom"
<https://forums.oscommerce.com/topic/399578-contribution-ez-social-login-for-google-facebook-linkedin-microsoft/?tab=comments#comment-1737313>