Solution : https://service.sap.com/sap/support/notes/579783 (SAP Service marketplace login required)
Key words : 
assigned basis support package ensure, log shows 0 copied entries, terms sccl reason, r3tr tabu <table, attached correction instructions, attached advance correction, high copying time, client copy log, local client copy, provide support
Related Notes : 
       
| 539376 | CC-ERROR: Tables are not deleted on DB2/390 | 
| 448877 | CC-ERROR: Data loss on DB2/390 | 
| 446485 | CC-ADMIN: Special copying options | 
| 206523 | CC-RELEASE: Client copy errors in 4.6C and 4.6D | 
| 161495 | CC-RELEASE: Error in client copy in 4.6A and 4.6B | 
| 69556 | CC-TOPIC: Missing tables and data |