Edit file File name : TwigExtraBundle.php Content :<?php /* * This file is part of Twig. * * (c) Fabien Potencier * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Twig\Extra\TwigExtraBundle; use Symfony\Component\DependencyInjection\ContainerBuilder; use Symfony\Component\HttpKernel\Bundle\Bundle; use Twig\Extra\TwigExtraBundle\DependencyInjection\Compiler\MissingExtensionSuggestorPass; class TwigExtraBundle extends Bundle { public function build(ContainerBuilder $container) { parent::build($container); $container->addCompilerPass(new MissingExtensionSuggestorPass()); } } Save