---
title: preferredStartTimeNotAvailable
framework: Core Media
role: symbol
role_heading: Type Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+, visionOS 27.0+, watchOS 27.0+]
path: coremedia/cmclock/error/preferredstarttimenotavailable
---

# preferredStartTimeNotAvailable

## Declaration

```swift
static let preferredStartTimeNotAvailable: NSError
```