Error 0x80040D60

Value: -2147218080 | 0x80040D60 | 2147749216

What does it mean ?

GTHR_E_INVALID_START_PAGE_PATH  
The path specification for the content source cannot contain wildcard characters, such as [?*]. Remove all wildcards from the path specification.
Value: 3424 | 0x0D60 | 0b0000110101100000

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

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