Fatal error: Uncaught Error: Class 'Rector\Config\RectorConfig' not found in /var/www/html/ng-crm/yiiapp/vendor/jean85/pretty-package-versions/rector.php:7 Stack trace: #0 {main} thrown in /var/www/html/ng-crm/yiiapp/vendor/jean85/pretty-package-versions/rector.php on line 7