Common Upload Errors | Chrisp

How to resolve Barcode missing error while uploading from Shopify to Walmart.
Walmart mandates the use of a unique product identifier (UPC/EAN/GTIN) for every listing published on its platform. If you are getting the Barcode missing error, you can follow any of the steps below that is suitable for you. **Add Barcodes to the Shopify products:** If you have valid barcodes, add them to the Shopify products and proceed to re-upload the products that encountered errors within our application. This action will effectively resolve the issue. ![](https://storage.crisp.chaWenig Leser