---
title: kCMFormatDescriptionError_InvalidParameter
framework: coremedia
role: symbol
role_heading: Global Variable
path: coremedia/kcmformatdescriptionerror_invalidparameter
---

# kCMFormatDescriptionError_InvalidParameter

An error that indicates that the function recieves an empty value for a parameter it requires.

## Declaration

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