0x00002F7A

ERROR_WINHTTP_INVALID_QUERY_REQUEST

Obsolete; no longer used.

win32decimal 12154Networking

Matched as: the code as given (hex)

ERROR_HTTP_INVALID_QUERY_REQUEST: The request made to [**HttpQueryInfo**](https://learn.microsoft.com/en-us/windows/desktop/api/Wininet/nf-wininet-httpqueryinfoa) is invalid.

Log a case with no specific solution

(Enterprise subscription only)

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