Solution : https://service.sap.com/sap/support/notes/382990 (SAP Service marketplace login required)
Key words :
financial accounting document found, fill field bkpf-awsys, fill field awsys, field bkpf-awsys, clearing account defined, ale clearing account, external data transfer, idoc segment e1fihdr, symptom ale fi, message types fidcmt
Related Notes :
328942 | Logical system update in FI documents |
131759 | FI ALE: incorrect doc.numbr assignmnt, gap for external data |