---
title: HKDetailedCDAValidationErrorKey
framework: healthkit
role: symbol
role_heading: Global Variable
path: healthkit/hkdetailedcdavalidationerrorkey
---

# HKDetailedCDAValidationErrorKey

A key for accessing validation error information from an error object’s user information dictionary.

## Declaration

```swift
let HKDetailedCDAValidationErrorKey: String
```

## See Also

### Creating CDA Samples

- [init(data:start:end:metadata:)](healthkit/hkcdadocumentsample/init(data:start:end:metadata:).md)