Fatal error: Uncaught Error: Class "Symfony\Component\Security\Core\Authentication\Token\AbstractToken" not found in I:\www\picman\vendor\symfony\security-http\Authenticator\Token\PostAuthenticationToken.php:17 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\security-http\Authenticator\Token\PostAuthenticationToken.php on line 17