title: Why does my script return: HTTP ERROR 500
body: <p>There is a folder on my apache server containing several php scripts. All the php scripts in this folder work except for 1. All the php scripts including the script that doesn't work have the same rights. </p>
  
  <p>When I run the script in my browser I get this error:</p>
  
  <pre><code>HTTP ERROR 500
  </code></pre>
  
  <p>Details that may be helpful:</p>
  
  <p>PHP Version 7.0.11
  Apache/2.2.15 (CentOS)</p>