Make sure your import file contains both "Product ID" and "Variant ID", and it is not converted. Product ID and Variant ID must also be mapped correctly with corresponding columns in the mapping step of the import process.If you still get the same ...
Check whether tax on shipping is enabled from Settings > Taxes > Tax Your Shipping Rates. If shipping rule is based on quantity or weight, check whether rate per item or rate per unit is enabled.
Check whether you have integrated this CRM account already with any one of the Zoho finance apps (Zoho Books or Zoho Invoice, Zoho Expense, Zoho Subscriptions, Zoho Inventory). If the error persists, don't hesitate to contact support.
Zoho Commerce is built using Zoho Inventory and Zoho Books. All transactions in Zoho Commerce will be available in Zoho Books or Zoho Inventory once it has been integrated.