Fatal error: Uncaught Error: Class 'Yii' not found in /opt/lampp/htdocs/123playnow-external/vendor/lajax/yii2-translate-manager/views/language/update.php:11 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/123playnow-external/vendor/lajax/yii2-translate-manager/views/language/update.php on line 11