---
title: CXErrorCodeRequestTransactionError.Code
framework: callkit
role: symbol
role_heading: Enumeration
path: callkit/cxerrorcoderequesttransactionerror-swift.struct/code
---

# CXErrorCodeRequestTransactionError.Code

Error codes for the CallKit error domain.

## Declaration

```swift
enum Code
```

## Topics

### Constants

- [CXErrorCodeRequestTransactionError.Code.unknown](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/unknown.md)
- [CXErrorCodeRequestTransactionError.Code.unentitled](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/unentitled.md)
- [CXErrorCodeRequestTransactionError.Code.unknownCallProvider](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/unknowncallprovider.md)
- [CXErrorCodeRequestTransactionError.Code.emptyTransaction](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/emptytransaction.md)
- [CXErrorCodeRequestTransactionError.Code.unknownCallUUID](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/unknowncalluuid.md)
- [CXErrorCodeRequestTransactionError.Code.callUUIDAlreadyExists](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/calluuidalreadyexists.md)
- [CXErrorCodeRequestTransactionError.Code.invalidAction](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/invalidaction.md)
- [CXErrorCodeRequestTransactionError.Code.maximumCallGroupsReached](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/maximumcallgroupsreached.md)

### Enumeration Cases

- [CXErrorCodeRequestTransactionError.Code.callIsProtected](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/callisprotected.md)

### Initializers

- [init(rawValue:)](callkit/cxerrorcoderequesttransactionerror-swift.struct/code/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Errors

- [CXErrorCodeRequestTransactionError](callkit/cxerrorcoderequesttransactionerror-swift.struct.md)
- [CXErrorDomainRequestTransaction](callkit/cxerrordomainrequesttransaction.md)