Error 0x80043406

Value: -2147208186 | 0x80043406 | 2147759110

What does it mean ?

The content class of the content source is empty.
Value: 13318 | 0x3406 | 0b0011010000000110

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