How to create a credit note from an invoice in Simple ERP?

You can now create a credit memo directly from an invoice in Simple ERP.

For this, the invoice must have been issued, i.e.
the PDF of the invoice must already have been generated.

To create a credit memo from the invoice, open the invoice interaction, and click the
"Convert to credit memo" button.

Confirm credit memo creation. You come to the credit memo interaction that was
created from the invoice.

The invoice interaction is linked to the same contact and/or company.

The budget is the negative of the budget of the original invoice.

The quantity of each product is negative.

On each product line, an indication of the original invoice number is added.