This article applies to selling in: Australia

Error 21038

If you have received error code 21038 in your processing report, this is an indication that you have submitted a legacy version of the Listing Loader, Inventory Loader, or Price and Quantity File. Amazon released new versions of the Listing Loader, Inventory Loader and Price and Quantity File on 15 March 2021. Download the new versions of these files from Amazon Seller Central.

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