How to resolve the error :In NetSuite you are trying to refund more than the shopify expected amount for the order xxxxxx. NetSuite refund amount -7 Shopify expected amount -0

Solution:

This error occurred when we are trying to sync the refunds from NetSuite to Shopify after creating the credit memo record. This is due to the missing of ETAIL ORDER LINE ID in the line level of the credit memo record.