Software⏱️ 2 min read📅 2026-06-02

How to Fix: Determine if ajax call failed due to insecure response or connection refused

Fix Determine if ajax call failed due to insecure resp. Use the 'statusText' property in the jQu. Step-by-step guide included.

Quick Answer: Use the 'statusText' property in the jQuery ajax object to differentiate between a secure and insecure response. If the status text contains the server's certificate error message, it was a connection refused, otherwise it was an insecure response.

📋 Table of Contents

  1. 🔍 Why This Happens
  2. 🔧 Proven Troubleshooting Steps
  3. 💡 Conclusion

To determine if an AJAX call failed due to an insecure response or a connection refused, you can use the following methods:

🔍 Why This Happens

  • When making an AJAX call to a server with a custom self-signed certificate, the browser will initially accept the response as secure until it receives a valid SSL/TLS certificate.

🔧 Proven Troubleshooting Steps

Method 1: Check Response Headers

  1. Step 1: Inspect the response headers in your browser's developer tools.

Method 2: Check Server Logs

  1. Step 1: Check the server logs for any error messages or warnings related to the AJAX call.

Method 3: Use a Custom Error Handler

  1. Step 1: Create a custom error handler for the AJAX call that checks for specific error codes and responses.

💡 Conclusion

By following these methods, you can determine whether an AJAX call failed due to an insecure response or a connection refused.

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