Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Bundle\Bundle" not found in I:\www\frameworks\Symfony\doctrine\vendor\twig\extra-bundle\TwigExtraBundle.php:18 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\twig\extra-bundle\TwigExtraBundle.php on line 18