---
title: unknown
framework: BrowserKit
role: symbol
role_heading: Type Property
platforms: [iOS 26.4+, iPadOS 26.4+]
path: browserkit/bebrowserdataexchangeerror-swift.struct/unknown
---

# unknown

An error that indicates an unexpected failure.

## Declaration

```swift
static var unknown: BEBrowserDataExchangeError.Code { get }
```

## See Also

### Identifying error types

- [BEBrowserDataExchangeError.Code](browserkit/bebrowserdataexchangeerror-swift.struct/code.md)
- [export](browserkit/bebrowserdataexchangeerror-swift.struct/export.md)
- [import](browserkit/bebrowserdataexchangeerror-swift.struct/import.md)