Fatal error: Uncaught Error: Class "yii\web\Response" not found in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g_confmgmt\config\web.php:77 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g_confmgmt\config\web.php on line 77