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# CMSync.Error

Constants that describe syncing errors.

```
struct Error
```

## Topics

### Constants

[`static let allocationFailed: NSError`](/documentation/CoreMedia/CMSync/Error/allocationFailed)

A sync error that indicates the memory allocation fails.

[`static let invalidParameter: NSError`](/documentation/CoreMedia/CMSync/Error/invalidParameter)

A sync error that indicates a parameter isn’t valid.

[`static let missingRequiredParameter: NSError`](/documentation/CoreMedia/CMSync/Error/missingRequiredParameter)

A sync error that indicates a missing parameter.

[`static let rateMustBeNonZero: NSError`](/documentation/CoreMedia/CMSync/Error/rateMustBeNonZero)

A sync error that indicates the rate must not be zero.

## Relationships

### Conforms To

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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