SKU [%s] cannot be created because it would be related to a restricted product. For full details, see http://sellercentral.amazon.ca/gp/help/24721
This error occurs when your product cannot be sold on Amazon.ca because it matches a restricted product. Legal and other considerations prevent Amazon.ca from listing all types of products from all merchants, even in cases where you were previously able to sell this product. If your product may be considered a toy or baby product, please see Product Guidelines for more information about which products can and cannot be sold.