Solution : https://service.sap.com/sap/support/notes/377638 (SAP Service marketplace login required)
Key words :
linesoriginal_quantity /sapapo/original_mengeandnew_position_no /sapapo/om_position_noand enter table /sapapo/matkey, lineschange_original_quantity /sapapo/om_methodandchange_position_no /sapapo/om_method, 'currency/quantity fields' tab page, function module /sapapo/om_order_modify, attached source code corrections, structure /sapapo/om_io_attr, lineconf_quantity /sapapo/conf_mengebetween, linechange_conf_quantity /sapapo/om_methodbetween, additional key words, reference table
Related Notes :
375348 | R/3->APO: ATP-Prüfung falsch für Produktionsaufträge |