---
title: INStartCallContactUnsupportedReason.requiringInAppAuthentication
framework: intents
role: symbol
role_heading: Case
path: intents/instartcallcontactunsupportedreason/requiringinappauthentication
---

# INStartCallContactUnsupportedReason.requiringInAppAuthentication

## Declaration

```swift
case requiringInAppAuthentication
```