Linking sales invoice to sales order via Rest API Postman

[MartinHBramwell]

Please review this thread:

How to create invoice from sales order using API

I am new to ERPNext, I’m in the process of transitioning my company from an old ERP system to ERPNext and we have some existing processes I’m trying to emulate. We take orders from various systems and store them in XML. I will be using that data to create sales orders with the ERPNext REST API, and that looks fairly straight forward, by passing in data using a POST to api/resource/Sales Order. My next step will be generating an invoice for the order. There is a whitelisted function in the selli…