Error Code 8556: Sorry, this product is ineligible for Amazon Marketplace selling at this time
If you are seeing this error message then Amazon has detected that the GTIN you are using is already listed on an existing item that is in a category that you have not been approved to sell in. Please check that the GTIN you have entered is correct. The most frequent cause of this error message is typo. After checking that you have entered the correct GTIN try again and if the problem persists get in touch with us.