Your app seems not detecting the orders that are being shipped to countries like Sweden and Croatia?
There might be some of following reasons for the above issue.
1. Shopify markets are not created for your region or countries.
2. Shipping methods /rates are missing.
3. Inventory is not available.
4. Items / SKUs are not mapped.
5. Respective FBA marketplaces not added in our app or not re-authorized for integration or might be seller is suspended/ blocked.
Once all of the above are checked & reviewed you can place a test order on same.
Also, to know more about Shipping rates configuration, click
here.
In case, you have any questions / want some assistance, feel free to reach out to us at