Solution : https://service.sap.com/sap/support/notes/312495 (SAP Service marketplace login required)
Key words :
additional key words edi, message class /afs/idoc, message class '/afs/idoc', attached program correction - enhance, maintain message class, message class -> change, system generates message 164, enter message number '164', messages ->individual maintenance, -line message text
Related Notes :
| 334211 | AFS V2.5B fixpack #01 including Hot Packages 19-30 |