title: Undefined variable: HTTP_RAW_POST_DATA
body: <p>when I do a simple echo of $HTTP_RAW_POST_DATA i get the error: </p>
  
  <pre><code>Undefined variable: HTTP_RAW_POST_DATA
  </code></pre>
  
  <p>I read that in php.ini i need to un-tick </p>
  
  <pre><code>always_populate_raw_post_data = On
  </code></pre>
  
  <p>but i still get the error and I did restart Apache as well. Im using php 5.3.6</p>