Fatal error: Uncaught Error: Class 'kartik\base\Widget' not found in /home/wittyly/public_html/staging/hr-witty/vendor/kartik-v/yii2-dialog/src/Dialog.php:75 Stack trace: #0 {main} thrown in /home/wittyly/public_html/staging/hr-witty/vendor/kartik-v/yii2-dialog/src/Dialog.php on line 75