Error 0xC0380006

Value: -1070071802 | 0xC0380006 | 3224895494

What does it mean ?

ERROR_VOLMGR_DISK_DUPLICATE  
The same disk was specified more than once in the migration list.
Value: 6 | 0x0006 | 0b0000000000000110

Where does it come from ?

FACILITY_USERMODE_VOLMGR  
User mode volume manager
Value: 56 | 0x038 | 0b00111000

Other Errors for FACILITY_USERMODE_VOLMGR