I already added url but it is not working . still i get the error like "Can't load URL: The domain of this URL isn't included in the app's domains. To be able to load this URL, add all domains and sub-domains of your app to the App Domains field in your app settings. ".
I want facebook login . I had created a fb app id and secret key . It is not working. Error occur like this "Can't load URL: The domain of this URL isn't included in the app's domains. To be able to load this URL, add all domains and sub-domains of your app to the App Domains field in your app...