---
title: DeviceActivityCenter.MonitoringError.invalidDateComponents
framework: Device Activity
role: symbol
role_heading: Case
platforms: [iOS 15.0+, iPadOS 15.0+, Mac Catalyst 15.0+]
path: deviceactivity/deviceactivitycenter/monitoringerror/invaliddatecomponents
---

# DeviceActivityCenter.MonitoringError.invalidDateComponents

The schedule’s date range is invalid.

## Declaration

```swift
case invalidDateComponents
```

## Discussion

Discussion The schedule’s start or end date components don’t match any future dates. Consider specifying a different calendar or different date components.

## See Also

### Checking for Errors

- [DeviceActivityCenter.MonitoringError.excessiveActivities](deviceactivity/deviceactivitycenter/monitoringerror/excessiveactivities.md)
- [DeviceActivityCenter.MonitoringError.intervalTooLong](deviceactivity/deviceactivitycenter/monitoringerror/intervaltoolong.md)
- [DeviceActivityCenter.MonitoringError.intervalTooShort](deviceactivity/deviceactivitycenter/monitoringerror/intervaltooshort.md)
- [DeviceActivityCenter.MonitoringError.unauthorized](deviceactivity/deviceactivitycenter/monitoringerror/unauthorized.md)