Error 0x80042551

Value: -2147211951 | 0x80042551 | 2147755345

What does it mean ?

VDS_E_VOLUME_RETAINED  
The volume already has a retained partition association.
Value: 9553 | 0x2551 | 0b0010010101010001

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