---
title: snapshotsOutOfSyncNotification
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avplayeritemintegratedtimeline/snapshotsoutofsyncnotification
---

# snapshotsOutOfSyncNotification

A notification the system posts when the snapshot objects provided by this timeline become out of sync with the current timeline state.

## Declaration

```swift
class let snapshotsOutOfSyncNotification: NSNotification.Name
```

## Topics

### User-information keys

- [snapshotsOutOfSyncReasonKey](avfoundation/avplayeritemintegratedtimeline/snapshotsoutofsyncreasonkey.md)
- [AVPlayerIntegratedTimelineSnapshotsOutOfSyncReason](avfoundation/avplayerintegratedtimelinesnapshotsoutofsyncreason.md)

## See Also

### Inspecting snapshots

- [currentSnapshot](avfoundation/avplayeritemintegratedtimeline/currentsnapshot.md)
- [AVPlayerItemIntegratedTimelineSnapshot](avfoundation/avplayeritemintegratedtimelinesnapshot.md)