Fatal error: Uncaught Error: Interface 'Symfony\Component\HttpFoundation\Session\SessionFactoryInterface' not found in D:\xampp\htdocs\psp\backend\vendor\symfony\http-foundation\Session\SessionFactory.php:23 Stack trace: #0 {main} thrown in D:\xampp\htdocs\psp\backend\vendor\symfony\http-foundation\Session\SessionFactory.php on line 23