Xero error: Payment has been rejected because it cannot find the related invoice

If you receive an error message telling you that a payment has failed, it may be because the invoice has been deleted in Xero. Please check that the invoice is definitely not in Xero.

Once confirmed, go through the following steps:

1. Go to Commusoft.
   
2. Go to your company settings and open the 'Accounting interface' section. 
   
3. You will see the accounting interface dashboard. Click 'View' in the failed section.
   
4. Click on the 'Invoices' tab.
   
5. Select the failed record, click 'Re-send records' in the top right of this page.
   
6. You will need to manually adjust Xero accordingly.