Error 0x80073D06

Value: -2147009274 | 0x80073D06 | 2147958022

What does it mean ?

ERROR_INSTALL_PACKAGE_DOWNGRADE  
The package could not be installed because a higher version of this package is already installed.
Value: 15622 | 0x3D06 | 0b0011110100000110

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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