Fatal error: Uncaught Error: Class "yii\web\Controller" not found in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g_subpayment\modules\api\controllers\WebserviceController.php:9 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vhost\b2g.businessgateways.in\New folder (3)\b2g_subpayment\modules\api\controllers\WebserviceController.php on line 9