Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Extension\Extension" not found in C:\xampp\htdocs\bateriasec\vendor\symfony\web-server-bundle\DependencyInjection\WebServerExtension.php:25 Stack trace: #0 {main} thrown in C:\xampp\htdocs\bateriasec\vendor\symfony\web-server-bundle\DependencyInjection\WebServerExtension.php on line 25