title: (unknown) Uncaught ReferenceError: u is not defined
body: <p>I have been getting this error on my WordPress Site and I keep wondering what exactly this error points to and what to do to get rid of it.</p>
  <pre><code>(unknown) Uncaught ReferenceError: u is not defined
      at d (&lt;anonymous&gt;:1:693)
      at &lt;anonymous&gt;:1:809
      at &lt;anonymous&gt;:1:814
  </code></pre>