---
title: AEAssessmentError.Code.unknown
framework: Automatic Assessment Configuration
role: symbol
role_heading: Case
platforms: [iOS 13.4+, iPadOS 13.4+, Mac Catalyst 14.0+, macOS 10.15.4+]
path: automaticassessmentconfiguration/aeassessmenterror/code/unknown
---

# AEAssessmentError.Code.unknown

The session encountered an unknown error.

## Declaration

```swift
case unknown
```

## See Also

### Possible errors

- [AEAssessmentError.Code.configurationUpdatesNotSupported](automaticassessmentconfiguration/aeassessmenterror/code/configurationupdatesnotsupported.md)
- [AEAssessmentError.Code.multipleParticipantsNotSupported](automaticassessmentconfiguration/aeassessmenterror/code/multipleparticipantsnotsupported.md)
- [AEAssessmentError.Code.unsupportedPlatform](automaticassessmentconfiguration/aeassessmenterror/code/unsupportedplatform.md)