Notifications
Header Image
Guide
Troubleshoot WFS shipping plan issues
Last updated on Jul 22, 2025
Reading time: 3 min
Overview

When you send inventory to Walmart Fulfillment Services (WFS), there might be issues with your shipping plan. This could be due to incorrect information or a system error. In this guide, learn about common errors and ways to fix them. If you still can’t solve the issue, please contact Support by selecting the Help button in the Seller Center menu bar.

Errors and next steps

This table lists the most common errors for shipping plans and how to fix them. Some will only apply if you’re using the template to add multiple items at a time or if you're directly integrated with our APIs.


Error message

Next steps

Expected Delivery Date should be of future and not the past

Make sure the estimated ship date is at least 2 days from now.

expectedDeliveryDate cannot be null/empty

Enter an estimated ship date that’s at least 2 days from today.

itemQty should be product of innerPackQty and vendorPackQty

Check that item quantity, vendor pack quantity and inner pack quantity are at least 1. The item quantity should equal the vendor pack quantity multiplied by the inner pack quantity.

postalCode cannot be null/empty

Enter a valid zip code.

Shipment Plan is already created for this inbound order

This shipping plan ID already exists. Please enter a new one.

innerPackQty should be great then zero

The inner pack quantity must be at least 1.

vendorPackQty should be great then zero

The vendor pack quantity must be at least 1.

itemQty should be great then zero

The item quantity must be at least 1.

sellerId and inboundOrderId is mandatory

The shipping plan is missing your seller ID and plan ID.

addressLine1 is invalid. enter valid addressLine1 String in english language characters

Make sure the address is in English.

Error parsing json input

The template is missing required rows or columns. Please download a new template and resubmit.

Items Dimensions are not suitable for creating po for sku

Your item is larger than the maximum dimensions for WFS. We allow items up to 120″ x 105″ x 93″ and 500 lb, including packaging.

OrderItem in create Shipment request is repeated more than once

Make sure items are only entered once. If there are duplicate rows, please combine them.

productType is invalid

Select a product ID type from the dropdown. GTIN is the only option for the template.

productId with productType GTIN should be 14 digit

Check that the GTIN is 14 digits. If your GTIN is shorter than 14 digits, add leading zeros in front.

Product ID with Product Type UPC should be 12 digit

Check that the UPC is 12 digits.

Item is not WFS Eligible for sku

The item may be prohibited. Please check the WFS prohibited products policy.

inboundOrderId is invalid. enter valid inboundOrderId String in english language and without '?','/','|','\','+','#' characters

The shipping plan ID is invalid. Check that it uses only English letters, numbers or these special characters: -, _

Item information is not present for sku, Please set it up as Walmart Fulfilled item in the Seller Center.

Your item may not be set up as Walmart-fulfilled. No matter what the fulfillment type is, please try converting the item again.


You must convert using a template. The other item setup methods won’t work in this case. Please follow the steps in Convert seller-fulfilled items to WFS.

itemDesc length cannot be greater than 450 chars

Check that the item description is shorter than 450 characters.

itemDesc cannot be null/empty

Enter an item description.

addressLine1 cannot be null/empty

Enter a valid address.

countryCode cannot be null/empty

Enter a valid country code.

stateCode code cannot be more then 10 chars

Check that the state code is 2 letters only.

city is invalid. enter valid city String in english language characters

Make sure the city is correct and in English.

postalCode is invalid .enter valid postalCode

Make sure the zip code is correct.

number of items should be more then one and less then five thousand

Confirm that your shipping plan has between 1 and 5,000 items. If you want to send more than 5,000 items, please create a second shipping plan.


Template errors report

If you submitted a template, our system will automatically check it and create an error report that will appear in a pop-up window. Select Download errors to download the error report. Then make changes and resubmit the template.

Tell us what you think

More in Walmart Fulfillment Services (WFS)
Walmart Fulfillment Services (WFS): Overview
Walmart Fulfillment Services (WFS)
Walmart Fulfillment Services (WFS) enables you to spend more time focusing on increasing sales, while having confidence that your orders will be delivered quickly and with outstanding customer support.
WFS fees
Walmart Fulfillment Services (WFS)
WFS' fee structure is simple and straightforward, without signup or monthly subscription fees.
WFS fees calculator
Walmart Fulfillment Services (WFS)
Our easy-to-use fees calculator helps estimate your fulfillment and storage fees for a Walmart-fulfilled item.
About Walmart.com

Walmart Inc. (NYSE:WMT) helps people around the world save money and live better- anytime and anywhere - in retail stores, online, and through their mobile devices. Each week, approximately 240 million customers and members visit more than 10,500 stores and numerous eCommerce websites in 20 countries. With fiscal year 2023 revenue of $611 billion, Walmart employs approximately 2.1 million associates worldwide. Walmart continues to be a leader in sustainability, corporate philanthropy and employment opportunity.

c2025 Walmart. All Rights Reserved  | Privacy Policy