Fatal error: Uncaught Error: Class 'yii\helpers\StringHelper' not found in /var/www/www-root/data/www/com7.uz/vendor/dmstr/yii2-adminlte-asset/gii/templates/crud/simple/controller.php:13 Stack trace: #0 {main} thrown in /var/www/www-root/data/www/com7.uz/vendor/dmstr/yii2-adminlte-asset/gii/templates/crud/simple/controller.php on line 13