Fatal error: Uncaught Error: Class "Symfony\Component\Form\AbstractType" not found in /home/birdezgi/public_html/web/bfbgsym/src/Form/RegistrationFormType.php:18 Stack trace: #0 {main} thrown in /home/birdezgi/public_html/web/bfbgsym/src/Form/RegistrationFormType.php on line 18