Error: The argument type 'Uri' can't be assigned to the parameter type 'WebUri?'

Im getting this error:

```
flutter run
Launching lib/main.dart on iPhone de Paulo in debug mode...
Automatically signing iOS for device deployment using specified development team in Xcode project: XXX
Running Xcode build...
Xcode build done. 14.0s
Failed to build iOS app
Could not build the precompiled application for the device.
Error (Xcode): packages/iridium/components/navigator/lib/src/epub/widget/webview_screen_state.dart:170:24: Error: The argument type 'Uri' can't be assigned to the parameter type 'WebUri?'.
```

Can you help me?

Thanks.