Solution : https://service.sap.com/sap/support/notes/870051 (SAP Service marketplace login required)
Key words :
'invoice_update' business add-, 'invoice_update->change_at_save' badi, change_at_save method, 'bapi_incominginvoice_park' bapi, terms mrm_badi_invoice_check, parking reason, technical reasons, prerequisites
Related Notes :
| 1156325 | BAdIs in the Logistics Invoice Verification environment |