---
title: kCAClock_InvalidUnitError
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kcaclock_invaliduniterror
---

# kCAClock_InvalidUnitError

## Declaration

```swift
var kCAClock_InvalidUnitError: OSStatus { get }
```

## See Also

### Constants

- [kCAClock_CannotSetTimeError](audiotoolbox/kcaclock_cannotsettimeerror.md)
- [kCAClock_InvalidPlayRateError](audiotoolbox/kcaclock_invalidplayrateerror.md)
- [kCAClock_InvalidPropertySizeError](audiotoolbox/kcaclock_invalidpropertysizeerror.md)
- [kCAClock_InvalidSMPTEFormatError](audiotoolbox/kcaclock_invalidsmpteformaterror.md)
- [kCAClock_InvalidSMPTEOffsetError](audiotoolbox/kcaclock_invalidsmpteoffseterror.md)
- [kCAClock_InvalidSyncModeError](audiotoolbox/kcaclock_invalidsyncmodeerror.md)
- [kCAClock_InvalidSyncSourceError](audiotoolbox/kcaclock_invalidsyncsourceerror.md)
- [kCAClock_InvalidTimeFormatError](audiotoolbox/kcaclock_invalidtimeformaterror.md)
- [kCAClock_InvalidTimebaseError](audiotoolbox/kcaclock_invalidtimebaseerror.md)
- [kCAClock_InvalidTimebaseSourceError](audiotoolbox/kcaclock_invalidtimebasesourceerror.md)
- [kCAClock_UnknownPropertyError](audiotoolbox/kcaclock_unknownpropertyerror.md)