---
title: sendAttemptResult
framework: retentionmessaging
role: symbol
role_heading: Type
path: retentionmessaging/sendattemptresult
---

# sendAttemptResult

The success or error information the App Store server records when it attempts to send an App Store server notification to your server.

## Declaration

```data
string sendAttemptResult
```

## Possible Values

SUCCESS: The App Store server received a success response when it sent the notification to your server. CIRCULAR_REDIRECT: The App Store server detected a continual redirect. Check your server’s redirects for a circular redirect loop. INVALID_RESPONSE: The App Store server received an invalid response from your server. NO_RESPONSE: The App Store server didn’t receive a valid HTTP response from your server. OTHER: Another error occurred that prevented your server from receiving the notification. PREMATURE_CLOSE: The App Store server’s connection to your server was closed while the send was in progress. SOCKET_ISSUE: A network error caused the notification attempt to fail. TIMED_OUT: The App Store server didn’t get a response from your server and timed out. Check that your server isn’t processing messages in line. TLS_ISSUE: The App Store server couldn’t establish a TLS session or validate your certificate. Check that your server has a valid certificate and supports Transport Layer Security (TLS) protocol 1.2 or later. UNSUCCESSFUL_HTTP_RESPONSE_CODE: The App Store server didn’t receive an HTTP 200 response from your server. UNSUPPORTED_CHARSET: The App Store server doesn’t support the supplied charset.

## Discussion

Discussion This value describes the success or error the server encountered on its attempt to send the notification to your server as part of a performance test.

## See Also

### Performance testing

- [PerformanceTestConfig](retentionmessaging/performancetestconfig.md)
- [PerformanceTestRequest](retentionmessaging/performancetestrequest.md)
- [PerformanceTestResponse](retentionmessaging/performancetestresponse.md)
- [PerformanceTestResponseTimes](retentionmessaging/performancetestresponsetimes.md)
- [PerformanceTestResultResponse](retentionmessaging/performancetestresultresponse.md)
- [PerformanceTestStatus](retentionmessaging/performanceteststatus.md)
- [Failures](retentionmessaging/failures.md)
- [requestId](retentionmessaging/requestid.md)