Fatal error: Uncaught Error: Interface "Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\http-kernel\Fragment\RoutableFragmentRenderer.php:23 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\http-kernel\Fragment\RoutableFragmentRenderer.php on line 23