Fatal error: Uncaught Error: Class 'omnilight\scheduling\Event' not found in /home/wittyly/public_html/staging/hr-witty/vendor/omnilight/yii2-scheduling/src/CallbackEvent.php:12 Stack trace: #0 {main} thrown in /home/wittyly/public_html/staging/hr-witty/vendor/omnilight/yii2-scheduling/src/CallbackEvent.php on line 12