Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\ParameterBag\ParameterBag" not found in /home/ntpcbgtpp/public_html/mat1/vendor/symfony/dependency-injection/ParameterBag/EnvPlaceholderParameterBag.php:20 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/symfony/dependency-injection/ParameterBag/EnvPlaceholderParameterBag.php on line 20