1. Make a backup of your data.
2. Change your accounting period to Period 1. See How do I change the accounting period?.
3. Load or access the Integrity Check. See Integrity Check Guide.
4. Select the Accounts Payable option under the Invoice/Payment Sync Tests section.
   • If you need to run the Account Receivable test, then select Accounts Receivable
5. Select an option under the Correction Strategy section, then select OK.
   • If selecting a Correction Strategy of Ask Each Time, a window will pop up asking which is correct. The options will be either the invoice is correct or the payment is correct. Look at the options to determine which to choose, and then select OK.

If the issue still exists, restore the backup created before the Integrity Test and select the other option. See How to restore a backup.