Facebook Login :Can't Load URL The domain of this URL isn't included in the app's domains
<p>I know many such questions have already been asked tried a lot then after posting the question. My Problem is still unresolved.</p>

<p>I have a web application where I embedded the Facebook login using Oauth Authentication. I used the following code for help <a href="http://javapapers.com/java/java-facebook-login-with-oauth-authentication/">Facebook login with Java</a></p>

<p>Till last month it was working fine but from few days we are coninuously getting the Error : -</p>

<blockquote>
  <p><strong>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 subdomains of your app to the App Domains field in your app settings.</strong></p>
</blockquote>

<pre><code>**Setting used are following:-
  Website url : **https://www.enggheads.com/**
  App Domain   :  **enggheads.com**
   Redirect uri : 
      1. https://www.enggheads.com/#!login
      2. https://www.enggheads.com/#!signup**
</code></pre>

<p>SCREENSHOTS:</p>

<p><a href="https://i.stack.imgur.com/c59Re.png"><img src="https://i.stack.imgur.com/c59Re.png" alt="DashBoard "></a></p>

<p><a href="https://i.stack.imgur.com/rAabu.png"><img src="https://i.stack.imgur.com/rAabu.png" alt="Basic Setting Of App"></a></p>

<p><a href="https://i.stack.imgur.com/IfGUS.png"><img src="https://i.stack.imgur.com/IfGUS.png" alt="Fblogin setting added from add product on right panel"></a></p>

<p><strong>So, I just want to know whats the issue why I am facing this problem. Is there something which I am missing in the settings section?</strong></p>

<h2><strong>UPDATE</strong></h2>

<p>Code flows : </p>

<p>Step1. On button click url called---> </p>

<pre><code>"http://www.facebook.com/dialog/oauth?" + "client_id="
                    + FB_APP_ID + "&amp;redirect_uri="
                    + URLEncoder.encode(REDIRECT_URI, "UTF-8")
                    + "&amp;scope=public_profile ";
</code></pre>

<p>I am receiving error on this very part where it gives error    <strong>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 subdomains of your app to the App Domains field in your app settings.</strong></p>