---
title: WKWebExtensionContext.Error.Code
framework: webkit
role: symbol
role_heading: Enumeration
path: webkit/wkwebextensioncontext/error/code
---

# WKWebExtensionContext.Error.Code

Constants that indicate errors in the WKWebExtensionContext domain.

## Declaration

```swift
enum Code
```

## Topics

### Enumeration Cases

- [WKWebExtensionContext.Error.Code.alreadyLoaded](webkit/wkwebextensioncontext/error/code/alreadyloaded.md)
- [WKWebExtensionContext.Error.Code.backgroundContentFailedToLoad](webkit/wkwebextensioncontext/error/code/backgroundcontentfailedtoload.md)
- [WKWebExtensionContext.Error.Code.baseURLAlreadyInUse](webkit/wkwebextensioncontext/error/code/baseurlalreadyinuse.md)
- [WKWebExtensionContext.Error.Code.noBackgroundContent](webkit/wkwebextensioncontext/error/code/nobackgroundcontent.md)
- [WKWebExtensionContext.Error.Code.notLoaded](webkit/wkwebextensioncontext/error/code/notloaded.md)
- [WKWebExtensionContext.Error.Code.unknown](webkit/wkwebextensioncontext/error/code/unknown.md)

### Initializers

- [init(rawValue:)](webkit/wkwebextensioncontext/error/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)