Error 0x80040419

Value: -2147220455 | 0x80040419 | 2147746841

What does it mean ?

There is a mismatch in the protocol between the search service and the client. Install the correct version of the client.
Value: 1049 | 0x0419 | 0b0000010000011001

Where does it come from ?

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