No they don't usually have many items on the invoice, but the fact is that at least 2 customers solved this problem by getting an enabler key (even though they could print invoices and had no complaints about the key).
same v. 2025-02-24. New DB. Just forward balances (purchase, sales invoices) from 2024 and later. In your case does turnover per period differs or just fwd. balance differs and turnover is identical i...