Navigate to the Apps menu and search for the module named "scs_invoice_partial_payment_reconciliation".

Configuration → Journal

Configure : Incoming Payments in Outstanding Receipts.

Configure : Outgoing Payments in Outstanding Payments.

Here, You can see Azure Interior customer has already some invoice are created.

Click on Invoices.

Now, Let's create new Invoice for same customer Azure Interior.

This is Validation Error Part:
When user enters a value less than or equal to 0.0 in an invoice line, then validation error will be raised.

This is Validation Error Part:
When user enters a Payment Amount greater than the Amount, a validation error will be raised.

This is Validation Error Part:
When user enters a Payment Amount greater than the Amount Due,a validation error will be raised.

• Here, we enter 1000 as the payment amount to reconcile the invoices.

• Then click the Confirm button.

• In the Advance Payment, invoices will be generated based on the number of invoice lines for the customer.

• You can view these invoices in the Invoice smart button.

Here, 4 invoices are shown, and their payment status is Partially Paid since the full payment has not yet been completed.

• This is the invoice form view. Here, you can see the advance payment that was applied to this specific invoice.

• The remaining advance payment balance is displayed in Outstanding Credits.

• Now, we generate a new advance payment again for the same customer. As you can see, the amount that has already been paid is shown in the Amount Paid column, and the remaining balance is shown in the Amount Due column.

• After that, click the Confirm button.

After confirmed the advance payment, the invoices are displayed in the smart button, and the Amount Due column shows 0.0 because all the invoices have been In Payment.

In the smart button list view, the invoice status has been updated from Partial to In Payment.

• In the invoice form view, the status will also be updated, and you will be able to see the advance payment details.

• The payment-related lines will be displayed accordingly.

Now, when we generate a new advance payment for an Azure Interior customer, no invoices are displayed because Azure Interior has no outstanding balance.