Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Bundle\Bundle' not found in D:\workspaces\liZiPingBack\vendor\twig\extra-bundle\TwigExtraBundle.php:18 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\twig\extra-bundle\TwigExtraBundle.php on line 18