Error 0x800704B1

Value: -2147023695 | 0x800704B1 | 2147943601

What does it mean ?

ERROR_CONNECTION_UNAVAIL  
The device is not currently connected but it is a remembered connection.
Value: 1201 | 0x04B1 | 0b0000010010110001

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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