---
title: ABMultiValueIdentifiersErrorKey
framework: Address Book
role: symbol
role_heading: Global Variable
platforms: [macOS 10.7+]
path: addressbook/abmultivalueidentifierserrorkey
---

# ABMultiValueIdentifiersErrorKey

Key used with ABPropertyValueValidationError.

## Declaration

```swift
let ABMultiValueIdentifiersErrorKey: String
```

## Discussion

Discussion Its value is an array of the identifiers for the values in the multivalue that were invalid.