final hostname = Platform.localHostname

fails with:

Dart Error: Dart_NewStringFromUTF8 expects argument 'str' to be valid UTF-8.

on Chinese Windows (Chinese GB2312). See also: flutter/flutter#111957 and realm/realm-dart#1319.

Seen on on Flutter 3.10.4, ie. Dart 3.0.3.

I couldn't find any open issues on this, so here you have it.