Error 0x80041738

Value: -2147215560 | 0x80041738 | 2147751736

What does it mean ?

FILTER_E_IN_USE  
The document is in use by another process.
Value: 5944 | 0x1738 | 0b0001011100111000

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