---
title: kCMSyncError_RateMustBeNonZero
framework: coremedia
role: symbol
role_heading: Global Variable
path: coremedia/kcmsyncerror_ratemustbenonzero
---

# kCMSyncError_RateMustBeNonZero

A sync error that indicates the rate is nonzero.

## Declaration

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

## See Also

### Constants

- [kCMSyncError_MissingRequiredParameter](coremedia/kcmsyncerror_missingrequiredparameter.md)
- [kCMSyncError_InvalidParameter](coremedia/kcmsyncerror_invalidparameter.md)
- [kCMSyncError_AllocationFailed](coremedia/kcmsyncerror_allocationfailed.md)