---
title: MetricManager.LaunchTaskError.Reason
framework: metrickit
role: symbol
role_heading: Enumeration
path: metrickit/metricmanager/launchtaskerror/reason-swift.enum
---

# MetricManager.LaunchTaskError.Reason

A value that describes why a launch task tracking operation failed.

## Declaration

```swift
enum Reason
```

## Topics

### Error reasons

- [MetricManager.LaunchTaskError.Reason.invalidID](metrickit/metricmanager/launchtaskerror/reason-swift.enum/invalidid.md)
- [MetricManager.LaunchTaskError.Reason.maxCountExceeded](metrickit/metricmanager/launchtaskerror/reason-swift.enum/maxcountexceeded.md)
- [MetricManager.LaunchTaskError.Reason.pastDeadline](metrickit/metricmanager/launchtaskerror/reason-swift.enum/pastdeadline.md)
- [MetricManager.LaunchTaskError.Reason.duplicateTask](metrickit/metricmanager/launchtaskerror/reason-swift.enum/duplicatetask.md)
- [MetricManager.LaunchTaskError.Reason.taskUnknown](metrickit/metricmanager/launchtaskerror/reason-swift.enum/taskunknown.md)
- [MetricManager.LaunchTaskError.Reason.internalFailure](metrickit/metricmanager/launchtaskerror/reason-swift.enum/internalfailure.md)

## Relationships

### Conforms To

- [Copyable](swift/copyable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Error details

- [taskID](metrickit/metricmanager/launchtaskerror/taskid.md)
- [reason](metrickit/metricmanager/launchtaskerror/reason-swift.property.md)