Error 0x8007045E

Value: -2147023778 | 0x8007045E | 2147943518

What does it mean ?

ERROR_SERIAL_NO_DEVICE  
No serial device was successfully initialized. The serial driver will unload.
Value: 1118 | 0x045E | 0b0000010001011110

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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