This is work in progress.

Windows /Headers /WindowsSearchErrors.h /GTHR_E_USER_AGENT_NOT_SPECIFIED

GTHR_E_USER_AGENT_NOT_SPECIFIED

Code: 0x80040d41 (2147749185)

HRESULT Facility: FACILITY_ITF (4)

NTSTATUS Facility: FACILITY_IO_ERROR_CODE (4)

Abstract

The user agent string was not specified or contains invalid characters. Specify a user agent which is not empty and does not contain double quotation marks.