Solution : https://service.sap.com/sap/support/notes/872860 (SAP Service marketplace login required)
Key words :
receive warning message f5a 210, small time delays, larger posting volumes, application area f5a, fi cash journal, cash journal documents, message f5a 210, cash journal, open items, occurs asynchronously
Related Notes :
899557 | FBCJ: Reversal with G/L accounts managed on OI basis |