Error Code 8572
This error is caused when you try to create products that are already listed on Amazon with specific Product IDs. For example, you cannot create an item with a different UPC code than Amazon’s UPC code because this would mean that they do not match. This error is about UPC. EAN codes or product ID can be different UPC and PRODUCT ID have to match.
Match your Product ID Type with Amazon’s. As your products are already used for specific codes on Amazon. You can override product id and type by clicking “Edit” product. (UPC has 12 digits, EAN has 13 digits, GTIN has 14 digits)