Testing again today and the installation process of my app suddenly doesn't work.
It seems that the state parameter I add to the query string in the redirect url doesn't come back once the user has agreed to install the app. Is this a bug or a change? As far as I can see in the docs below, it's still supposed to be supplied in the redirect URL.
Same thing here! I posted this issue in this thread as well https://community.shopify.com/c/Shopify-APIs-SDKs/Updating-to-latest-version-of-shopify-koa-shopify-...
Both my apps, in the store face this issue and no one can install it smoothly.
I don't see a state query param in the redirect URL after oauth, and i get the
Request origin could not be verified
Yep. This comes up regularly for us. People just get a 404 from Shopify when trying to install. We can't find any cause on our end. Super frustrating for both sides, especially when Shopify's support redirects the customer back to us instead of routing the issue internally to their engineers.