---
title: UIKeyboardHIDUsage.keyboardErrorUndefined
framework: uikit
role: symbol
role_heading: Case
path: uikit/uikeyboardhidusage/keyboarderrorundefined
---

# UIKeyboardHIDUsage.keyboardErrorUndefined

The raw usage code 3 (decimal)/03 (hexadecimal).

## Declaration

```swift
case keyboardErrorUndefined
```

## See Also

### Error keys

- [UIKeyboardHIDUsage.keyboardErrorRollOver](uikit/uikeyboardhidusage/keyboarderrorrollover.md)