We have a lot of different filters which might be getting in the way:
A common one is the client name on the end. This would be applied when you last viewed a client's billing report. Once you check the filters and date period selected, you should be able to list down all the invoices for a given date range.
👉🏽 If you have a lot of invoices you might also need expand the number shown using the drop-down
⚡️ Finally, void invoices can be found under Void (menu) list