Solution : https://service.sap.com/sap/support/notes/184406 (SAP Service marketplace login required)
Key words : 
additional key words v439a-intka, material requirements planning terminates, interpretation events intka = 1, ppc planning calendar, planning time fence, periodic lot size, lot size pk, attached advance correction, delivery date, order proposals
Related Notes : 
       
| 186608 | Periodic lot size: Order proposal too late | 
| 84823 | Pland.orders in plnng time fence for prd lot size |