Error 0x0004180E

Value: 268302 | 0x0004180E | 268302

What does it mean ?

CI_S_WORKID_DELETED  
The workid is deleted.
Value: 6158 | 0x180E | 0b0001100000001110

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