Error 0x80070A50

Value: -2147022256 | 0x80070A50 | 2147945040

What does it mean ?

The boot name or vendor ID is in use by some other boot block record.
Value: 2640 | 0x0A50 | 0b0000101001010000

Where does it come from ?

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

Other Errors for FACILITY_WIN32