Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Controller\Controller" not found in C:\xampp\htdocs\bateriasec\vendor\friendsofsymfony\user-bundle\Controller\RegistrationController.php:39 Stack trace: #0 {main} thrown in C:\xampp\htdocs\bateriasec\vendor\friendsofsymfony\user-bundle\Controller\RegistrationController.php on line 39