Error 0x00042581

Value: 271745 | 0x00042581 | 271745

What does it mean ?

VDS_S_VSS_FLUSH_AND_HOLD_WRITES  
Failed to flush and hold Volume Snapshot Service writes.
Value: 9601 | 0x2581 | 0b0010010110000001

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