Error 0x80042559

Value: -2147211943 | 0x80042559 | 2147755353

What does it mean ?

VDS_E_DISK_NOT_CONVERTIBLE  
The specified disk is not convertible. CDROMs and DVDs are examples of disks that are not convertable.
Value: 9561 | 0x2559 | 0b0010010101011001

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