Hi Liam Thanks for the prompt response. I have followed the tutorial (above) step by step. I just want to create a scaffold before modifying anything. As soon as I test it, I experience this issue. I have not connected to any external server, only th...

A couple of months ago, I was working on a Post Purchase checkout extension. It was working in my development environment.In order to clean up my code, I decided to start again and used the tutorial as a starting point:https://shopify.dev/docs/apps/c...