Fatal error: Uncaught Error: Class "Symfony\Component\Security\Core\Authentication\Token\AbstractToken" not found in I:\www\picman\vendor\symfony\security-core\Authentication\Token\PreAuthenticatedToken.php:21 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\security-core\Authentication\Token\PreAuthenticatedToken.php on line 21