---
title: OSSystemExtensionError.Code
framework: systemextensions
role: symbol
role_heading: Enumeration
path: systemextensions/ossystemextensionerror/code
---

# OSSystemExtensionError.Code

Error codes for system extensions.

## Declaration

```swift
enum Code
```

## Topics

### Error Codes

- [OSSystemExtensionError.Code.unknown](systemextensions/ossystemextensionerror/code/unknown.md)
- [OSSystemExtensionError.Code.missingEntitlement](systemextensions/ossystemextensionerror/code/missingentitlement.md)
- [OSSystemExtensionError.Code.unsupportedParentBundleLocation](systemextensions/ossystemextensionerror/code/unsupportedparentbundlelocation.md)
- [OSSystemExtensionError.Code.extensionNotFound](systemextensions/ossystemextensionerror/code/extensionnotfound.md)
- [OSSystemExtensionError.Code.extensionMissingIdentifier](systemextensions/ossystemextensionerror/code/extensionmissingidentifier.md)
- [OSSystemExtensionError.Code.duplicateExtensionIdentifer](systemextensions/ossystemextensionerror/code/duplicateextensionidentifer.md)
- [OSSystemExtensionError.Code.unknownExtensionCategory](systemextensions/ossystemextensionerror/code/unknownextensioncategory.md)
- [OSSystemExtensionError.Code.codeSignatureInvalid](systemextensions/ossystemextensionerror/code/codesignatureinvalid.md)
- [OSSystemExtensionError.Code.validationFailed](systemextensions/ossystemextensionerror/code/validationfailed.md)
- [OSSystemExtensionError.Code.forbiddenBySystemPolicy](systemextensions/ossystemextensionerror/code/forbiddenbysystempolicy.md)
- [OSSystemExtensionError.Code.requestCanceled](systemextensions/ossystemextensionerror/code/requestcanceled.md)
- [OSSystemExtensionError.Code.requestSuperseded](systemextensions/ossystemextensionerror/code/requestsuperseded.md)
- [OSSystemExtensionError.Code.authorizationRequired](systemextensions/ossystemextensionerror/code/authorizationrequired.md)

### Initializers

- [init(rawValue:)](systemextensions/ossystemextensionerror/code/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Errors

- [OSSystemExtensionError](systemextensions/ossystemextensionerror.md)
- [OSSystemExtensionErrorDomain](systemextensions/ossystemextensionerrordomain.md)