title: file not found in apache server : PHP
body: <p>I have below directory structure in <code>PHP</code> application.</p>
  
  <p><img src="https://i.stack.imgur.com/rdo9b.png" alt="enter image description here"></p>
  
  <p>Last 2 files I can access it. but, when I try to open first 2 files, it says file not found. I checked it all files are there. And same permissions given to all files.</p>
  
  <p>I don't know what's wrong in here.</p>
  
  <p>This is <code>conf</code> file:</p>
  
  <pre><code>RewriteEngine on
  RewriteMap manglelow int:tolower
  RewriteCond $1 [A-Z]
  RewriteRule ^/(.*)$ /${manglelow:$1}
  </code></pre>