Fatal error: Uncaught Error: Class 'yii\rbac\Permission' not found in /var/www/html/ng-crm/yiiapp/vendor/yiisoft/yii2-mongodb/src/rbac/Permission.php:16 Stack trace: #0 {main} thrown in /var/www/html/ng-crm/yiiapp/vendor/yiisoft/yii2-mongodb/src/rbac/Permission.php on line 16