---
title: ABPropertyUnsupportedBySourceError
framework: addressbook
role: symbol
role_heading: Global Variable
path: addressbook/abpropertyunsupportedbysourceerror
---

# ABPropertyUnsupportedBySourceError

The property is not supported by the source.

## Declaration

```swift
var ABPropertyUnsupportedBySourceError: Int { get }
```

## See Also

### Constants

- [ABAddRecordsError](addressbook/abaddrecordserror.md)
- [ABRemoveRecordsError](addressbook/abremoverecordserror.md)
- [ABPropertyValueValidationError](addressbook/abpropertyvaluevalidationerror.md)
- [ABPropertyReadOnlyError](addressbook/abpropertyreadonlyerror.md)