Error 0x80070A4F

Value: -2147022257 | 0x80070A4F | 2147945039

What does it mean ?

NERR_RplVendorNameUnavailable  
Vendor name is in use by some other vendor record.
Value: 2639 | 0x0A4F | 0b0000101001001111

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

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