Is there a way to delete already billed Time Tracking record? I get this error: This time entry cannot be deleted because it has been billed. What would be best practice if Time Tracking was invoiced and credited but Time Tracking record is still there?

No way around that issue that I’m aware of, unless you remove the time entry from the invoice, replace it with a non-time entry item and credit THAT line….but that seems like a bit much