Solution : https://service.sap.com/sap/support/notes/608723 (SAP Service marketplace login required)
Key words :
attached source code corrections, changed service lines, purchase order, external services, actual values, esll-act_menge, esll-act_wert, reference fields, esll-pln_packno, esll-knt_packno
Related Notes :
685448 | MS_CHANGE_ACCASS_PO Import parameter 'DUNKEL' missing |
633082 | ECS:MS_CHANGE_ACCASS_EC import parameter DUNKEL missing |
594977 | ECS: Net value initialized when updating service items |