title: Bad Request - Invalid Hostname HTTP Error 400. The request hostname is invalid. when i am using ngrok
body: <p>When I am using <code>ngrok</code> &amp; run url given by ngrok with following configuration:</p>
  
  <ul>
  <li>my local url is : <code>localhost:8080/someexample</code></li>
  <li>my <code>ngrok</code> url is : <code>http://f07d0862.ngrok.io/</code></li>
  </ul>
  
  <p>it show this error:</p>
  
  <pre class="lang-sh prettyprint-override"><code>Bad Request - Invalid Hostname  HTTP Error 400. 
  </code></pre>