Error 0x80042101

Value: -2147213055 | 0x80042101 | 2147754241

What does it mean ?

MSS_E_APPNOTFOUND  
The specified search application name was not found. It may have already been deleted.
Value: 8449 | 0x2101 | 0b0010000100000001

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

Other Errors for FACILITY_ITF