Error 0x8007097E

Value: -2147022466 | 0x8007097E | 2147944830

What does it mean ?

NERR_AlertExists  
The specified client is already registered for the specified event.
Value: 2430 | 0x097E | 0b0000100101111110

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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