Solution : https://service.sap.com/sap/support/notes/195538 (SAP Service marketplace login required)
Key words :
additional key words sapliedi, incorrect additional account assignments, additional account assignments, idoc type invoic02, importing support packages, idoc type invoic01, partner profit center, user exit exit_sapliedi_002, prerequisites user exit 002, user exit exit_sapliedi_101
Related Notes :
170809 | EDI/INVOIC: CO, PCA-, CO-PA accnt assignments incomplete |