---
title: WKExtendedRuntimeSessionErrorCode.notYetStarted
framework: watchkit
role: symbol
role_heading: Case
path: watchkit/wkextendedruntimesessionerrorcode/notyetstarted
---

# WKExtendedRuntimeSessionErrorCode.notYetStarted

The app invalidated the session before it started.

## Declaration

```swift
case notYetStarted
```

## Discussion

Discussion The app called the invalidate() method on a session before calling its start() method.

## See Also

### Error Codes

- [WKExtendedRuntimeSessionErrorCode.unknown](watchkit/wkextendedruntimesessionerrorcode/unknown.md)
- [WKExtendedRuntimeSessionErrorCode.scheduledTooFarInAdvance](watchkit/wkextendedruntimesessionerrorcode/scheduledtoofarinadvance.md)
- [WKExtendedRuntimeSessionErrorCode.mustBeActiveToStartOrSchedule](watchkit/wkextendedruntimesessionerrorcode/mustbeactivetostartorschedule.md)
- [WKExtendedRuntimeSessionErrorCode.exceededResourceLimits](watchkit/wkextendedruntimesessionerrorcode/exceededresourcelimits.md)
- [WKExtendedRuntimeSessionErrorCode.barDisabled](watchkit/wkextendedruntimesessionerrorcode/bardisabled.md)
- [WKExtendedRuntimeSessionErrorCode.notApprovedToStartSession](watchkit/wkextendedruntimesessionerrorcode/notapprovedtostartsession.md)
- [WKExtendedRuntimeSessionErrorCode.notApprovedToSchedule](watchkit/wkextendedruntimesessionerrorcode/notapprovedtoschedule.md)