Amazon Error: 90112 Error 90112: The value ‘None’ is not a valid DATE

The "Error 90112: The value ‘None’ is not a valid DATE" occurs when a date field in the product listing contains an invalid or improperly formatted value, such as the string ‘None’.
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Error 90112: The value ‘None’ is not a valid DATE

Error Description

The "Error 90112: The value ‘None’ is not a valid DATE" error indicates that a date attribute in your product listing contains an invalid value. Amazon expects date fields to be formatted according to specific guidelines, typically in the ISO 8601 format (YYYY-MM-DD). Entering an incorrect value such as ‘None’ will trigger this error.

Common Causes:

  1. Placeholder Values: Using 'None' or another placeholder instead of a valid date.
  2. Incorrect Data Formats: Entering the date in an incorrect format.
  3. Typographical Errors: Mistakes in typing the date value.
  4. Missing Data: Leaving the date field empty or incorrectly populated.

Error Solution

To resolve the "Error 90112: The value ‘None’ is not a valid DATE," follow these steps:

  1. Identify the Invalid Date Field:
    • Review the error message details in Amazon Seller Central to identify the specific date field causing the issue.
    • Note the SKU and the attribute that contains the invalid date value.
  2. Verify Date Format Requirements:
    • Refer to Amazon’s guidelines for the correct format of date values. Typically, Amazon expects date values to be in the ISO 8601 format (YYYY-MM-DD).
  3. Correct the Date Value:
    • Access your inventory file or the specific product listing.
    • Update the date field with a valid date in the correct format.

Example Correction:

  • Change None to a valid date, such as 2024-07-01.
  1. Use Amazon’s Templates:
    • Ensure you are using the correct category-specific templates provided by Amazon.
    • These templates help ensure that each attribute, including date fields, is correctly formatted.
  2. Submit the Corrected Data:
    • Prepare a new inventory file with the corrected date values.
    • Use Amazon’s bulk upload tools to submit the corrected inventory file.
    • Validate the file before uploading to ensure it meets Amazon’s requirements.
  3. Monitor and Verify Updates:
    • After submission, monitor the status of your SKU updates in Amazon Seller Central.
    • Verify that the error is resolved and that the listing is active without issues.
  4. Implement Data Validation Checks:
    • Integrate data validation checks in your inventory management system to prevent future occurrences of this error.
    • Use automated tools to validate and verify the correctness of product data before submitting listings.
  5. Educate Your Team:
    • Train your team on Amazon’s requirements for date fields and how to correctly format them.
    • Provide guidelines and resources to help them stay updated with Amazon’s requirements.

Pro Tip

Advanced Strategies for Managing Date Values on Amazon

  1. Develop a Comprehensive Data Management System:
    • Implement a robust data management system to centralize and manage all product information, including date values. Such systems help ensure data accuracy, consistency, and compliance with Amazon's guidelines.
    • Utilize software that integrates with Amazon’s API to automate the synchronization of product data, minimizing the risk of incorrect date values.
  2. Create Standard Operating Procedures (SOPs):
    • Develop and document SOPs for entering and managing product data. These procedures should include steps for verifying date values, using the correct templates, and validating data before submission.
    • Regularly update these SOPs to reflect any changes in Amazon’s requirements or your internal processes.
  3. Regular Training and Updates:
    • Provide ongoing training for your team on Amazon’s standards for date values and the importance of accurate data entry. Ensure they understand the impact of invalid date values on listing visibility and performance.
    • Keep your team informed about any updates or changes in Amazon’s guidelines through regular briefings or training sessions.
  4. Conduct Periodic Data Audits:
    • Schedule regular audits of your product listings to ensure compliance with Amazon’s date value requirements. Use audit reports to identify and correct any discrepancies.
    • Implement corrective actions based on audit findings to prevent recurring issues.
  5. Utilize Amazon’s Tools and Resources:
    • Take advantage of the tools and resources provided by Amazon, such as inventory templates and validation tools, to ensure your product data is complete and compliant.
    • Use Amazon’s Seller Central support and forums to stay informed about best practices and common issues faced by other sellers.
  6. Engage with the Seller Community:
    • Participate in Amazon seller forums and communities to share experiences and learn from other sellers. Engage in discussions about data management and compliance to gain insights and best practices.
    • Attend webinars, workshops, and events hosted by Amazon or industry experts to enhance your understanding and skills.
  7. Monitor Product Performance Metrics:
    • Regularly monitor the performance metrics of your listings to identify any potential issues related to date values. Use performance reports to track the impact of accurate data management on sales and visibility.
    • Address any performance issues promptly to maintain compliance and optimize your listings.
  8. Implement Automated Solutions:
    • Consider implementing automated solutions or software that can assist in managing product data. These tools can help validate data, automate updates, and integrate with your inventory management system.
    • Evaluate the benefits of such solutions to determine if they can enhance your data management processes and reduce the risk of incorrect date values.
  9. Stay Updated with Amazon’s Policies:
    • Regularly review Amazon’s policies and guidelines regarding product listings and date values. Stay informed about any changes or updates that may affect your listings.
    • Subscribe to Amazon’s newsletters and follow their seller blogs to receive the latest information and updates.
  10. Professional Consultation:
    • If you face ongoing challenges with managing date values, consider seeking professional consultation from experts specializing in Amazon compliance and data management.
    • Professional consultants can provide tailored advice, help navigate complex issues, and improve your overall data management practices.

By adopting these advanced strategies, sellers can effectively manage date values, minimize the risk of "Error 90112: The value ‘None’ is not a valid DATE," and ensure accurate and compliant product listings on Amazon. Proper data management not only prevents errors but also enhances the visibility, searchability, and overall performance of your products on the platform.

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