Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Extension\Extension" not found in /home/smagamf/chloe_garden/vendor/symfony/security-bundle/Tests/Functional/Bundle/EventBundle/DependencyInjection/EventExtension.php:18 Stack trace: #0 {main} thrown in /home/smagamf/chloe_garden/vendor/symfony/security-bundle/Tests/Functional/Bundle/EventBundle/DependencyInjection/EventExtension.php on line 18