Solution : https://service.sap.com/sap/support/notes/532013 (SAP Service marketplace login required)
Key words :
parameter typing reference type optional pass-, attached source code corrections, function module co_xt_component_add, terms manufacturing order, symptom components added, import parameter, production order, process order, add reason, program error
Related Notes :
| 814002 | R/3->APO: Component not deleted |
| 533488 | APO->R/3: By-/coproducts deleted in the R/3 order |