---
title: kIOURLPropertyKeyUnavailableError
framework: IOKit
role: symbol
role_heading: Global Variable
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: iokit/kiourlpropertykeyunavailableerror
---

# kIOURLPropertyKeyUnavailableError

## Declaration

```swift
var kIOURLPropertyKeyUnavailableError: IOURLError { get }
```