Fatal error: Uncaught Error: Interface "Symfony\Component\Form\FormExtensionInterface" not found in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/symfony/form/PreloadedExtension.php:21 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/symfony/form/PreloadedExtension.php on line 21