Amazon Error: 8579 Incorrect Fulfillment Method

The "Incorrect Fulfillment Method" error on Amazon signifies a mismatch between the selected fulfillment method for a product and Amazon’s fulfillment options or the seller's account settings. Amazon provides various fulfillment methods, including Fulfillment by Amazon (FBA), Fulfillment by Merchant (FBM), and Seller Fulfilled Prime (SFP). Each method has specific requirements and implications for inventory management, shipping, and customer service. This error can occur due to incorrect settings, policy violations, or attempting to use an unsupported fulfillment method for a specific product category.

Common Causes of Incorrect Fulfillment Method Error:

1. Mismatch with Seller Settings: The chosen fulfillment method may not align with the seller's account settings or subscription level.
2. Category-specific Restrictions: Some product categories may have specific fulfillment requirements that must be adhered to.
3. Inconsistent Fulfillment Options: Attempting to change the fulfillment method for a product that is already listed with a different method.
4. Policy Violations: Non-compliance with Amazon’s policies for the chosen fulfillment method, such as inadequate shipping times for SFP.
5. Incorrect Setup in Inventory: Errors during the inventory setup process, leading to incorrect fulfillment method assignment.

To resolve the "Incorrect Fulfillment Method" error, follow these steps:

1. Review Amazon’s Fulfillment Options:
   • Familiarize yourself with Amazon’s fulfillment methods (FBA, FBM, SFP) and their specific requirements and guidelines. Ensure you understand the implications of each method.
2. Check Seller Account Settings:
   • Verify your seller account settings and subscription level. Ensure that the chosen fulfillment method is supported by your account type and subscription.
3. Review Category-specific Requirements:
   • Check the product category requirements for any specific fulfillment restrictions or guidelines. Some categories may only support certain fulfillment methods.
4. Ensure Consistency in Fulfillment Options:
   • If changing the fulfillment method for an existing product, ensure that the new method is compatible with previous settings. Properly transition inventory from one method to another if necessary.
5. Update Fulfillment Method in Inventory:
   • Navigate to your inventory management section in Seller Central. Correctly assign the appropriate fulfillment method to the product listing.
   • For FBA, ensure the product is enrolled in Amazon’s fulfillment centers. For FBM, ensure you have the capacity to handle shipping and customer service.
6. Correct Policy Violations:
   • Address any policy violations associated with the fulfillment method. Ensure compliance with shipping times, handling procedures, and other relevant policies.
7. Utilize Amazon’s Tools:
   • Use Amazon’s inventory tools and reports to verify that the fulfillment method is correctly set up. Tools like the Inventory Performance Dashboard can provide insights and identify issues.
8. Contact Amazon Seller Support:
   • If you are unable to resolve the issue, contact Amazon Seller Support for assistance. Provide detailed information about the error and the steps you’ve taken to address it.