---
title: AEAssessmentError.Code.multipleParticipantsNotSupported
framework: Automatic Assessment Configuration
role: symbol
role_heading: Case
platforms: [iOS 17.5+, iPadOS 17.5+, Mac Catalyst 17.5+, macOS 14.5+]
path: automaticassessmentconfiguration/aeassessmenterror/code/multipleparticipantsnotsupported
---

# AEAssessmentError.Code.multipleParticipantsNotSupported

A session fails to begin or update with a configuration that contains one or more participant applications because mulitple participant configurations are not supported by the device or platform.

## Declaration

```swift
case multipleParticipantsNotSupported
```

## See Also

### Possible errors

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