<!--
{
  "availability" : [
    "iOS: 26.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "TelephonyMessagingKit",
  "identifier" : "/documentation/TelephonyMessagingKit/RCSService/Error",
  "metadataVersion" : "0.1.0",
  "role" : "Enumeration",
  "symbol" : {
    "kind" : "Enumeration",
    "modules" : [
      "TelephonyMessagingKit"
    ],
    "preciseIdentifier" : "s:21TelephonyMessagingKit10RCSServiceC5ErrorO"
  },
  "title" : "RCSService.Error"
}
-->

# RCSService.Error

A type to define errors that can occur when performing RCS operations.

```
enum Error
```

## Topics

### Identifying errors

[`case serviceUnavailable`](/documentation/TelephonyMessagingKit/RCSService/Error/serviceUnavailable)

The service is unavailable.

[`case invalidArgument`](/documentation/TelephonyMessagingKit/RCSService/Error/invalidArgument)

A method call provided an invalid argument.

[`case decodingFailed`](/documentation/TelephonyMessagingKit/RCSService/Error/decodingFailed)

Decoding an incoming RCS message failed.

[`case notSupported`](/documentation/TelephonyMessagingKit/RCSService/Error/notSupported)

The operation isn’t supported.

[`case unknown`](/documentation/TelephonyMessagingKit/RCSService/Error/unknown)

An unknown problem caused the error.

[`case temporaryError`](/documentation/TelephonyMessagingKit/RCSService/Error/temporaryError)

The operation failed temporarily.

[`case permanentError`](/documentation/TelephonyMessagingKit/RCSService/Error/permanentError)

The operation failed permanently.

[`case internalError`](/documentation/TelephonyMessagingKit/RCSService/Error/internalError)

The framework encountered an unknown internal error.

[`case notFound`](/documentation/TelephonyMessagingKit/RCSService/Error/notFound)

A required resource wasn’t found.

[`case maximumSizeExceeded`](/documentation/TelephonyMessagingKit/RCSService/Error/maximumSizeExceeded)

The RCS message exceeded the maximum allowed size.

[`case endToEndEncryptionNotSupported`](/documentation/TelephonyMessagingKit/RCSService/Error/endToEndEncryptionNotSupported)

The operation does not support end-to-end encryption.

### Encoding and decoding

## Relationships

### Conforms To

[`Decodable`](/documentation/Swift/Decodable)

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

[`Sendable`](/documentation/Swift/Sendable)

[`Error`](/documentation/Swift/Error)

[`Encodable`](/documentation/Swift/Encodable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`LocalizedError`](/documentation/Foundation/LocalizedError)

---

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)