Allocating customer or supplier invoice (SI or PI) to credit notes (SC or PC) or payment on accounts (SA or PA) will pay them off. 

How to allocate to invoices

1. To allocate credit notes or payments on account, go to Customers or Suppliers.
2. Select Customer receipt or Supplier payment.
   
   TIP:

   To allocate credits or payments automatically, select Wizard at the top of the window.

3. To allocate the transactions, enter payment details in the Customer receipt or Supplier payment window as follows:
   

   Bank A/C	Choose the bank account to post the payment to.
   Account	Choose the relevant customer or supplier record from the dropdown list.
   Date	Enter the date for the allocation, usually the later date of the specific transactions.

To allocate each transaction, enter the payment details as follows:

4. Against the relevant credit or payment on account, select the Receipt or Payment field and enter the amount to allocate.
5. To allocate the full value, press Pay in Full (F3).
6. Against the relevant invoice, select the Receipt or Payment field and enter the amount to allocate.
7. To allocate the full value, press Pay in Full (F3).

• ERROR: 'There is a mismatch in the net/tax elements of the payments selected'