Fatal error: Uncaught Error: Class "yii\db\ActiveRecord" not found in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\nibe_datamanager\models\BridgememberregistrationmstTbl.php:55 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\nibe_datamanager\models\BridgememberregistrationmstTbl.php on line 55