title: Exception with ngx-malihu-scrollbar in angular 2
body: <p>I have used ngx-malihu-scrollbar in my angular 2 project but when I move to other page I got below error.</p>
  
  <pre><code>EXCEPTION: Uncaught (in promise): TypeError: Cannot read property 'autoUpdate' of undefined
  </code></pre>
  
  <p>Can you please help me?</p>