rver returned an error, the user isn't logged in,
etc.), an <a href="https://api.emberjs.com/ember/3.14/classes/Route/events/error?anchor=error"><code>error</code></a> event will fire from that route and bubble upward.
This <code>error</code> event can be handled and used to display an error message,
redirect to a login page, etc.</p>
<div class="filename javascript"><div class="ribbon"></div><span>app/routes/articles-overview.js</span><pre class="language-javascript line-numbers"><code class="javascript la