Fatal error: Uncaught Error: Class "kartik\base\InputWidget" not found in /users/quirl/www/filemanager/spark/protected/vendor/kartik-v/yii2-widget-select2/src/Select2.php:55 Stack trace: #0 {main} thrown in /users/quirl/www/filemanager/spark/protected/vendor/kartik-v/yii2-widget-select2/src/Select2.php on line 55