Fatal error: Uncaught Error: Interface "Symfony\Component\Config\ConfigCacheFactoryInterface" not found in /home/zdpktgd/ptc/vendor.old/symfony/config/ResourceCheckerConfigCacheFactory.php:20 Stack trace: #0 {main} thrown in /home/zdpktgd/ptc/vendor.old/symfony/config/ResourceCheckerConfigCacheFactory.php on line 20