---
title: kAudioFormatUnsupportedDataFormatError
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/kaudioformatunsupporteddataformaterror
---

# kAudioFormatUnsupportedDataFormatError

The playback data format is unsupported (declared in AudioFormat.h).

## Declaration

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

## See Also

### Result Codes

- [Audio Format Error Codes](audiotoolbox/1577851-audio-format-error-codes.md)
- [kAudioFormatUnspecifiedError](audiotoolbox/kaudioformatunspecifiederror.md)
- [kAudioFormatUnsupportedPropertyError](audiotoolbox/kaudioformatunsupportedpropertyerror.md)
- [kAudioFormatBadPropertySizeError](audiotoolbox/kaudioformatbadpropertysizeerror.md)
- [kAudioFormatBadSpecifierSizeError](audiotoolbox/kaudioformatbadspecifiersizeerror.md)
- [kAudioFormatUnknownFormatError](audiotoolbox/kaudioformatunknownformaterror.md)