---
title: AccessoryError.coordinationTimeout
framework: accessorynotifications
role: symbol
role_heading: Case
path: accessorynotifications/accessoryerror/coordinationtimeout
---

# AccessoryError.coordinationTimeout

An error that indicates alert coordination timed out.

## Declaration

```swift
case coordinationTimeout
```

## Discussion

Discussion The system sets a timeout to determine whether an accessory successfully alerts for a notification. The system generates this error if your accessory doesn’t return from addNotification(_:alertingContext:) within the timeout.

## See Also

### Response errors

- [AccessoryError.invalidNotificationResponse](accessorynotifications/accessoryerror/invalidnotificationresponse.md)