title: linkedin : Invalid redirect_uri. This value must match a URL registered with the API Key
body: <p>I am using 'omniauth-linkedin-oauth2'.</p>
  
  <p>When I am login with linkedin then I am getting this error</p>
  
  <blockquote>
    <p>Invalid redirect_uri. This value must match a URL registered with the API Key.</p>
  </blockquote>
  
  <p>This is my settings:</p>
  
  <p><img src="https://i.stack.imgur.com/QMxSC.png" alt="Screenshot"></p>