Fatal error: Uncaught Error: Class 'yii\web\AssetBundle' not found in /mnt/www/service_center/vendor/wenyuan/yii2-ueditor/UeditorAsset.php:7 Stack trace: #0 {main} thrown in /mnt/www/service_center/vendor/wenyuan/yii2-ueditor/UeditorAsset.php on line 7