Fatal error: Uncaught Error: Interface "Symfony\Component\Form\FormExtensionInterface" not found in /home/ntpcbgtpp/public_html/mat1/vendor/symfony/form/PreloadedExtension.php:21 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/symfony/form/PreloadedExtension.php on line 21