Error 0x80040C0C

Value: -2147218420 | 0x80040C0C | 2147748876

What does it mean ?

SCHEMA_E_ADDSTOPWORDS  
There was an error writing to the temporary noise word file. This error is obsolete and should no longer be reported. Call Microsoft Product Support.
Value: 3084 | 0x0C0C | 0b0000110000001100

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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