Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Router" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\framework-bundle\Routing\Router.php:34 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\framework-bundle\Routing\Router.php on line 34