Error 0x80042709

Value: -2147211511 | 0x80042709 | 2147755785

What does it mean ?

VDS_E_ISCSI_LOGOUT_FAILED  
The attempt to log out from the specified iSCSI session failed.
Value: 9993 | 0x2709 | 0b0010011100001001

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