Solution : https://service.sap.com/sap/support/notes/715352 (SAP Service marketplace login required)
Key words :
attached correction instructions, commitment item entered, prerequisites program error, error fi311, item reason, purchase order, funds managemnt, transaction fmn4n, terms fmn4, reconciliation programfi311
Related Notes :
806063 | Error FI311 is missing for PR account assignment |
765927 | Purchase order without invoice item (FI311) |
682263 | Missing error FI311 in purchase order |