Skip to main content

How to prevent duplicate invoice numbers?

Updated over a month ago

To prevent the Purchase Invoice Numbers duplicating please tick the box on the Purchase ledger options screen. You can get to this screen by following the steps below.

  1. Click System

  2. Click Options

  3. Click Purchase Ledger Options

  4. Untick the box which says Prevent Duplicate Purchase Invoice Numbers

Related Articles
Add detail lines to an Invoice Register transaction
Invoice Register Overview
Error - 'Invoice reference number has already been used' when changing the invoice reference for a purchase invoice in the batch
Error - 'Process Error: The invoice number has already been used' when posting expenses
Unable to edit Invoice Number
Did this answer your question?