Solution : https://service.sap.com/sap/support/notes/116779 (SAP Service marketplace login required)
Key words : 
remote client copy cancels, missing tables - run terminated', additional key words scc9, error message 'table definition, 'table definition m_dgmid, high priority differences, function module 'customizing_tables_getlist', table  'm_dgmid', target system, source code
Related Notes : 
       
| 47502 | CC-REMOTE: Messages of the Remote Clientcopy |