Solution : https://service.sap.com/sap/support/notes/151878 (SAP Service marketplace login required)
Key words :
additional key words ale, error message f5060 'document, idoc type invoic01, invoice line items, credit memo items, credit memo, message invoic, program error, fi document, correct document'
Related Notes :
173834 | EDI-INVOIC: Error B1357 for document split |
152821 | INVOIC01/02: balance unequal zero for documnt split |
122362 | EDI-INVOIC: Document split/ processing credit memos |