title: server downloading index.php instead of execution laravel
body: <p>after one month of deploy my site in host and working normally. 
  now i can't access in any page i get download index.php ??
  why and how i can fix that ?</p>
  
  <blockquote>
    <p>index.php</p>
  </blockquote>
  
  <pre><code>&lt;?php
  
  /**
   * Laravel - A PHP Framework For Web Artisans
   *
   * @package  Laravel
   * @author   Taylor Otwell &lt;taylor@laravel.com&gt;
   */
  
  define('LARAVEL_START', microtime(true));
  
  require __DIR__.'/../vendor/autoload.php';
  
  
  $app = require_once __DIR__.'/../bootstrap/app.php';
  
  
  $kernel = $app-&gt;make(Illuminate\Contracts\Http\Kernel::class);
  
  $response = $kernel-&gt;handle(
      $request = Illuminate\Http\Request::capture()
  );
  
  $response-&gt;send();
  
  $kernel-&gt;terminate($request, $response);
  </code></pre>