Error 0x80070645

Value: -2147023291 | 0x80070645 | 2147944005

What does it mean ?

ERROR_UNKNOWN_PRODUCT  
This action is only valid for products that are currently installed.
Value: 1605 | 0x0645 | 0b0000011001000101

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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