title: Error on schema update Symfony2
body: <p>When I try to update the schema using this command :</p>
  
  <pre><code>php app/console doctrine:schema:update --force
  </code></pre>
  
  <p>I get these errors :</p>
  
  <pre><code>C:\xampp\htdocs\jobeet&gt;php app/console doctrine:schema:update --force
  
  Warning: require_once(C:\xampp\htdocs\jobeet\app/bootstrap.php.cache): failed to
   open stream: No such file or directory in C:\xampp\htdocs\jobeet\app\console on
   line 10
  
  Fatal error: require_once(): Failed opening required 'C:\xampp\htdocs\jobeet\app
  /bootstrap.php.cache' (include_path='.;C:\xampp\php\PEAR') in C:\xampp\htdocs\jo
  beet\app\console on line 10
  </code></pre>
  
  <p>Can you help me ? Why I get this ?</p>
  
  <p>Thank you !</p>