Fatal error: Uncaught Error: Class "Symfony\Component\Console\Helper\Helper" not found in D:\xampp\htdocs\_runing\sales-manager-system\vendor\symfony\console\Helper\ProcessHelper.php:26 Stack trace: #0 {main} thrown in D:\xampp\htdocs\_runing\sales-manager-system\vendor\symfony\console\Helper\ProcessHelper.php on line 26