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eBay Catalog issues: Error 21916689 – No Product Found or 21916691 – Invalid value, incorrect product data

Asked by: 1503 views Programming

Are you having eBay Catalog issues?  Are you getting ErrorCode 21916689 “No Product Found…” ? OR Error Code 21916691″Invalid value for <UPC>”?  Please use the Product API call, addProducts, to add the missing product in the eBay catalog.