change in error field

application/controllers/Webservice.php

@@ -429,7 +429,7 @@
 			$postData = $_GET;
 			if(!isset($postData['service_id']) || empty($postData['service_id'])){
 				$respArr['status'] = "error";
-				$respArr['message'] = 'Provide Car Mileage';
+				$respArr['message'] = 'Provide Service Id';
 				echo json_encode($respArr);exit;
 			}
 			$respArr = $this->Webservice_model->get_subServices($postData['service_id']);