Fatal error: Uncaught Error: Class "Symfony\Bundle\SecurityBundle\DependencyInjection\Security\Factory\JsonLoginFactory" not found in I:\www\picman\vendor\symfony\security-bundle\DependencyInjection\Security\Factory\JsonLoginLdapFactory.php:21 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\security-bundle\DependencyInjection\Security\Factory\JsonLoginLdapFactory.php on line 21