Sales Order Not Syncing to Shipstation: How to Fix Country Code Error and Invalid Data

  1. Delete the sales order from the Sales Order Page.
  2. Go back to Sales > Invoices and edit the invoice for those sales orders that failed.
  3. Check the client's business address if the details are complete:

Click Edit Company, open the Business Address tab, fill up the missing data (e.g., Country) then click Save and Next.

5. Save the invoice.

6. It should then automatically create a sales order.

7. Go back to the sales order page and manually push the recreated sales order.