title: Android Studio: How do i fix these errors
body: <p>I got this error when I changed my App Theme to Material Light</p>
  
  <blockquote>
    <p>Rendering problem
     The following classes could not be instantiated:
      android.support.design.widget.CordinatorLayout
      android.support.design.widget.AppBarLayout" </p>
  </blockquote>
  
  <p><img src="https://i.stack.imgur.com/9F4Tx.jpg" alt="Image"></p>
  
  <p>And whenever I open Android Studio it displays an error</p>
  
  <blockquote>
    <p>Rendering problem
     The following classes could not be found:
      android.support.design.widget.AppBarLayout
      android.support.design.widget.CordinatorLayout"</p>
  </blockquote>
  
  <p><img src="https://i.stack.imgur.com/8LV5P.jpg" alt="Image"></p>