title: Wordpress - Admin ajax error - An error has occurred. Please reload the page and try again
body: <p>I'm trying to add a footer widget but get this error:</p>
  
  <blockquote>
    <p>An error has occurred. Please reload the page and try again.</p>
  </blockquote>
  
  <p>The widget trying to post to /admin-ajax.php and get this response back:</p>
  
  <pre><code>{"success":false,"data":"widget_setting_too_many_options"}
  </code></pre>
  
  <p>Any idea how to solve this? I wanna use the plugin for a footer and attach a menu widget to it.</p>
  
  <p>wordpress version is 4.7.3</p>