Solution : https://service.sap.com/sap/support/notes/924067 (SAP Service marketplace login required)
Key words : 
append structure /dbm/vbfa appended, /dbm/vbfa append /dbm/vbfa, /dbm/vbfa append, /dbm/vbfa reason, message number ad 102, terms message ad 102, table vbfa resulted, activation error occurs, vbfa table, table vbfa
Related Notes : 
       
| 852091 | Installation of DBM 500 on SAP ECC 500 |