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

# WKWebExtensionContext.Error.Code.baseURLAlreadyInUse

Indicates that another context is already using the specified base URL.

## Declaration

```swift
case baseURLAlreadyInUse
```