---
title: reason
framework: metrickit
role: symbol
role_heading: Instance Property
path: metrickit/metricmanager/launchtaskerror/reason-swift.property
---

# reason

The reason for the error

## Declaration

```swift
let reason: MetricManager.LaunchTaskError.Reason
```

## See Also

### Error details

- [taskID](metrickit/metricmanager/launchtaskerror/taskid.md)
- [MetricManager.LaunchTaskError.Reason](metrickit/metricmanager/launchtaskerror/reason-swift.enum.md)