---
title: ABAddressBookErrorDomain
framework: Address Book
role: symbol
role_heading: Global Variable
platforms: [iOS 2.0+, iPadOS 2.0+, Mac Catalyst 13.1+, macOS 10.7+]
path: addressbook/abaddressbookerrordomain
---

# ABAddressBookErrorDomain

Error domain returning errors reported by an address book object.

## Declaration

```swift
let ABAddressBookErrorDomain: CFString!
```

```swift
let ABAddressBookErrorDomain: String
```

## See Also

### Errors

- [Error Codes](addressbook/error-codes.md)