Fatal error: Uncaught Error: Class "Symfony\Component\EventDispatcher\Event" not found in C:\xampp\htdocs\01-06-2025\bateriasec\vendor\symfony\form\FormEvent.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\01-06-2025\bateriasec\vendor\symfony\form\FormEvent.php on line 19