---
title: AXFeatureOverrideSessionError
framework: Accessibility
role: symbol
role_heading: Structure
platforms: [iOS 18.2+, iPadOS 18.2+]
path: accessibility/axfeatureoverridesessionerror-swift.struct
---

# AXFeatureOverrideSessionError

## Declaration

```swift
struct AXFeatureOverrideSessionError
```

## Topics

### Type Properties

- [appNotEntitled](accessibility/axfeatureoverridesessionerror-swift.struct/appnotentitled.md)
- [errorDomain](accessibility/axfeatureoverridesessionerror-swift.struct/errordomain.md)
- [overrideIsAlreadyActive](accessibility/axfeatureoverridesessionerror-swift.struct/overrideisalreadyactive.md)
- [overrideNotFoundForUUID](accessibility/axfeatureoverridesessionerror-swift.struct/overridenotfoundforuuid.md)
- [undefined](accessibility/axfeatureoverridesessionerror-swift.struct/undefined.md)

## Relationships

### Conforms To

- [CustomNSError](foundation/customnserror.md)
- [Equatable](swift/equatable.md)
- [Error](swift/error.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Override sessions

- [AXFeatureOverrideSession](accessibility/axfeatureoverridesession.md)
- [AXFeatureOverrideSessionManager](accessibility/axfeatureoverridesessionmanager.md)
- [AXFeatureOverrideSession.Options](accessibility/axfeatureoverridesession/options.md)
- [AXFeatureOverrideSessionErrorDomain](accessibility/axfeatureoverridesessionerrordomain.md)
- [AXFeatureOverrideSessionError.Code](accessibility/axfeatureoverridesessionerror-swift.struct/code.md)
- [com.apple.developer.accessibility.merchant-api-control](bundleresources/entitlements/com.apple.developer.accessibility.merchant-api-control.md)