Fatal error: Uncaught Error: Class "yii\base\Model" not found in /home/crmcineworld/public_html/vendor/mdmsoft/yii2-admin/models/searchs/Assignment.php:15 Stack trace: #0 {main} thrown in /home/crmcineworld/public_html/vendor/mdmsoft/yii2-admin/models/searchs/Assignment.php on line 15