---
title: CustomerEngagementSession.Error.invalidPassTypeIdentifier
framework: proximityreader
role: symbol
role_heading: Case
path: proximityreader/customerengagementsession/error/invalidpasstypeidentifier
---

# CustomerEngagementSession.Error.invalidPassTypeIdentifier

An error that indicates the passTypeIdentifier validation failed.

## Declaration

```swift
case invalidPassTypeIdentifier
```