Error 0x80040404

Value: -2147220476 | 0x80040404 | 2147746820

What does it mean ?

DS_E_UNKNOWNREQUEST  
The request code is not valid.
Value: 1028 | 0x0404 | 0b0000010000000100
MS_E_NOSEEKING  
Seeking not supported for this IMultiMediaStream object.
Value: 1028 | 0x0404 | 0b0000010000000100

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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Other Errors for FACILITY_ITF