---
title: kCMFormatDescriptionBridgeError_IncompatibleFormatDescription
framework: coremedia
role: symbol
role_heading: Global Variable
path: coremedia/kcmformatdescriptionbridgeerror_incompatibleformatdescription
---

# kCMFormatDescriptionBridgeError_IncompatibleFormatDescription

A bridge error that indicates the format description has an unknown format.

## Declaration

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

## See Also

### Constants

- [kCMFormatDescriptionBridgeError_InvalidParameter](coremedia/kcmformatdescriptionbridgeerror_invalidparameter.md)
- [kCMFormatDescriptionBridgeError_AllocationFailed](coremedia/kcmformatdescriptionbridgeerror_allocationfailed.md)
- [kCMFormatDescriptionBridgeError_InvalidFormatDescription](coremedia/kcmformatdescriptionbridgeerror_invalidformatdescription.md)
- [kCMFormatDescriptionBridgeError_InvalidSerializedSampleDescription](coremedia/kcmformatdescriptionbridgeerror_invalidserializedsampledescription.md)
- [kCMFormatDescriptionBridgeError_InvalidSlice](coremedia/kcmformatdescriptionbridgeerror_invalidslice.md)
- [kCMFormatDescriptionBridgeError_UnsupportedSampleDescriptionFlavor](coremedia/kcmformatdescriptionbridgeerror_unsupportedsampledescriptionflavor.md)