Solution : https://service.sap.com/sap/support/notes/424818 (SAP Service marketplace login required)
Key words : 
system outputs process message kd215 stating, additional key words create, attached correction instructions, equivalence number settlement, process order, equivalence numbers, settlement rule, settlement profile, header material, material list
Related Notes : 
       
| 426192 | Manufacture of co-products apportionment structure, cost di | 
| 409876 | Order without material - settlement rule |