Solution : https://service.sap.com/sap/support/notes/726268 (SAP Service marketplace login required)
Key words :
optional import parameter i_flg_extern, type rc27s-flg_extern, function module co_sd_mapl_plnal_selection, process order reason, terms production order, process order, function cloi_changes_upl_31, master data, external system, interface poi
Related Notes :
739768 | BAPI: Endless loop during order processing |
654586 | Endless loop when creating assembly order |