Solution : https://service.sap.com/sap/support/notes/100311 (SAP Service marketplace login required)
Key words :
aktyp_ss rc27s-aktyp copy_matnr rc27m-matnr, dialog module cp_ext_lst_create withtransaction se35, additional key words ca01, <--insert copy_werks rc27m-werks, <--insert copy_posnr rc271-posnr, <--insert copy_vbeln rc271-vbeln, dialog module cp_ext_lst_create, import parameter aktyp_ss, function module cp_co_alt_copy_ext, function module 'cz_bt_mapl_copy'
Related Notes :
| 96485 | Copying a sales order routing |