Fatal error: Uncaught Error: Class "yii\db\ActiveRecord" not found in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g-india-complete-pack\code\b2g_profilemgmt\models\UsermstTbl.php:158 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g-india-complete-pack\code\b2g_profilemgmt\models\UsermstTbl.php on line 158