Usually when an order comes in from eBay with the a product named "Unknown eBay Item" it means that product was listed through your eBay account directly and is not connected with Crystal Commerce in any way. You do not pay transaction fees for these items, so this line item should simply alert you to include an outside item in this order.
What is an "Unknown eBay Item?"
If you see an unknown ebay item appear on your orders
Written by Paul Martin