Fatal error: Uncaught Error: Class "Symfony\Component\Form\AbstractType" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\uvdesk\support-center-bundle\Form\AccountValidation.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\uvdesk\support-center-bundle\Form\AccountValidation.php on line 9