ERROR_WINHTTP_UNRECOGNIZED_SCHEME

The URL specified a scheme other than "http:" or "https:".

Matched as: the code as given (hex)

Other names

• ERROR_INTERNET_UNRECOGNIZED_SCHEME: The URL scheme could not be recognized, or is not supported.

Source: WinHTTP Error Messages · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09