diff --git a/README.md b/README.md
index 458239f..64e83a3 100644
--- a/README.md
+++ b/README.md
@@ -44,8 +44,11 @@ Create a function for sending messages.
 String _message = "";
 
 void _sendSMS(String message, List<String> recipents) async {
-    String _result =
-        await FlutterSms.sendSMS(message: message, recipients: recipents);
+ String _result = await FlutterSms
+        .sendSMS(message: message, recipients: recipents)
+        .catchError((onError) {
+      print(onError);
+    });
     setState(() => _message = _result);
 }
 ```
@@ -62,4 +65,4 @@ iOS SMS             |  Android MMS
 :-------------------------:|:-------------------------:
 ![alt-text-1](https://github.com/AppleEducate/flutter_sms/blob/master/screenshots/ios_sms.PNG)  |  ![alt-text-2](https://github.com/AppleEducate/flutter_sms/blob/master/screenshots/android_mms.png)
 
-You can find other [screenshots here](https://github.com/AppleEducate/flutter_sms/tree/master/screenshots).
\ No newline at end of file
+You can find other [screenshots here](https://github.com/AppleEducate/flutter_sms/tree/master/screenshots).