Solution : https://service.sap.com/sap/support/notes/53548 (SAP Service marketplace login required)
Key words :
t-code se37 => exit_sapmmcp6_002 => table parameters / exceptions interface => change => add table parameter t_sq, result mmcp6ff0 mmcp6fm0 mmcp6fp0 mmcp6fs0, additional key words mc8qbatchrmcp6aco / rmcp6ako, table parameter, user exit exit_sapmmcp6_002, user-exit - function module, required key figure, planning table, high level copy, call function - statement
Related Notes :
| 96419 | High-level copying: endless loop |