Solution : https://service.sap.com/sap/support/notes/646491 (SAP Service marketplace login required)
Key words :
system generates error message f4 427, payment advice note item, payment advice note, line layout variant, open item processing, postab-avspo reason, prerequisites field avspo, add field avspo, terms f4 427, system sorts
Related Notes :
| 209774 | F4627: Processing open items |