<!--
{
  "availability" : [
    "iOS: 11.0.0 -",
    "iPadOS: 11.0.0 -",
    "macCatalyst: 13.1.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "CoreNFC",
  "identifier" : "/documentation/CoreNFC/NFCReaderError-swift.struct/Code/readerSessionInvalidationErrorSessionTimeout",
  "metadataVersion" : "0.1.0",
  "role" : "Case",
  "symbol" : {
    "kind" : "Case",
    "modules" : [
      "Core NFC"
    ],
    "preciseIdentifier" : "c:@E@NFCReaderError@NFCReaderSessionInvalidationErrorSessionTimeout"
  },
  "title" : "NFCReaderError.Code.readerSessionInvalidationErrorSessionTimeout"
}
-->

# NFCReaderError.Code.readerSessionInvalidationErrorSessionTimeout

The reader session timed out.

```
case readerSessionInvalidationErrorSessionTimeout
```

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)