title: iOS - Having 2 table views and other elements under one TableViewController
body: <p>I'm trying to make an interface like this one:</p>
  
  <p><img src="https://i.stack.imgur.com/7dEOe.png" alt="enter image description here"> <img src="https://i.stack.imgur.com/RnyKS.png" alt="enter image description here"></p>
  
  <p>But I get the following error in XCode: <code>Illegal Configuration: Static table views are only valid when embedded in UITableViewController instances</code></p>
  
  <p>That controller is a subclass of UITableViewController, so I don't really understand what the problem is, any insight?</p>