Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Loader\Configurator\AbstractConfigurator" not found in /home/zdpktgd/ptc/vendor.old/symfony/dependency-injection/Loader/Configurator/AbstractServiceConfigurator.php:17 Stack trace: #0 {main} thrown in /home/zdpktgd/ptc/vendor.old/symfony/dependency-injection/Loader/Configurator/AbstractServiceConfigurator.php on line 17