Fatal error: Uncaught Error: Class "Symfony\Component\Security\Core\Authentication\Token\AbstractToken" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\security-core\Authentication\Token\UsernamePasswordToken.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\security-core\Authentication\Token\UsernamePasswordToken.php on line 21