Error 0x80041688

Value: -2147215736 | 0x80041688 | 2147751560

What does it mean ?

FDAEMON_E_TOOMANYFILTEREDBLOCKS  
During document filtering the limit on buffers has been exceeded.
Value: 5768 | 0x1688 | 0b0001011010001000

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