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Diagnosing EDI 870 Errors: A Guide for SMBs

Learn how to diagnose and fix EDI 870 errors and rejections quickly and easily with our comprehensive troubleshooting guide for SMBs.
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Christopher Rosecrans

April 30, 2026 · 6 min read

Understanding EDI 870 Errors and Rejections

Electronic Data Interchange (EDI) has become an essential tool for small and mid-sized businesses (SMBs) in the retail sector. However, dealing with EDI 870 errors can be frustrating and time-consuming. This guide will help you navigate the common EDI 870 rejection reasons, diagnose issues effectively, and provide actionable solutions.

What is EDI 870?

The EDI 870 is a transaction set used for order status inquiries, allowing retailers and suppliers to exchange information about order status efficiently. When properly implemented, it streamlines communication and reduces the chances of errors. However, when things go wrong, it can lead to significant delays and impacts on your operations.

Common EDI 870 Errors

Understanding the common errors associated with EDI 870 transactions is the first step in effective EDI troubleshooting. Here are some prevalent issues you may encounter:

1. Missing or Incorrect Data

One of the most frequent causes of EDI 870 errors is missing or incorrect data fields. Verify that all required fields are filled out correctly, including order numbers, item descriptions, and quantities.

2. Invalid Formats

Another common issue is improper formatting. Ensure that all data adheres to the correct specifications outlined in the EDI transaction set reference.

3. Strong Purchase Orders

When the EDI 870 does not match existing purchase orders in your system, it can lead to rejections. Always double-check that the order numbers align with your internal records.

Diagnosing EDI 870 Rejections

When you encounter an EDI 870 rejection, it's crucial to diagnose the issue promptly. Here’s a simple approach to identify the root cause:

Step 1: Review Error Codes

Most trading partners will provide specific error codes when a transaction is rejected. Familiarize yourself with these codes to expedite the troubleshooting process.

Step 2: Cross-Reference Data

Cross-reference the data in your EDI 870 against your internal records and the requirements of your trading partner. This will help you spot discrepancies quickly.

Step 3: Utilize EDI Validation Tools

Many EDI solutions offer built-in validation tools. These can help ensure that your transactions meet the necessary criteria before they are sent out.

Fixing EDI 870 Errors

Once you've diagnosed the issue, the next step is to implement a fix. Here are some strategies:

1. Update Internal Systems

Ensure that your internal systems are updated to reflect any changes in trading partner requirements. This may involve software upgrades or adjustments to your EDI settings.

2. Communicate with Trading Partners

If the error relates to trading partner requirements, open a line of communication. This can clarify expectations and ensure that both parties are aligned.

3. Leverage EDI Support

If you're using an EDI service provider, take advantage of their support resources. They often have teams dedicated to helping businesses resolve issues.

EDI for SMBs: The Benefits of Self-Serve Solutions

For SMBs, having a self-serve EDI solution can significantly reduce the complexity of managing EDI transactions. SignalEDI offers an AI-first platform that automates many aspects of EDI onboarding and support. This means you can spend less time on busywork and more time focusing on your core business.

Our flat monthly pricing starts at approximately $199/month for the Starter plan, $499/month for the Growth plan, and $999/month for the Enterprise plan, all available with no hidden fees. You can explore more about our transparent pricing at signaledi.com/pricing.

Frequently Asked Questions (FAQ)

Q1: What are a common EDI 870 rejection reasons?
A1: Common reasons include missing or incorrect data, invalid formats, and strong purchase orders. Review error codes and cross-reference your data to identify the issues.

Q2: How can I validate my EDI 870 transactions?
A2: Utilize EDI validation tools provided by your EDI solution. These tools help ensure that your transactions meet the necessary criteria before being sent.

Q3: Can SignalEDI help with EDI 870 errors?
A3: Yes! SignalEDI's AI-first approach automates many aspects of EDI processes, reducing errors and providing fast support when you need it.

Conclusion

EDI 870 errors and rejections can be challenging, especially for SMBs that require efficient operations to thrive. By understanding common errors, diagnosing issues effectively, and leveraging self-serve EDI solutions like SignalEDI, you can speed up your EDI processes and minimize disruptions.

Ready to get started? Sign up for a trial today at signaledi.com/register or explore our QuickStart guide for more information.

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