Error: The response is not a valid JSON response

Error: The response is not a valid JSON response in Adsense for Cloudflare users

Error .deploy and use this Cloudflare Worker code, you’ll need to follow these steps:

1.Sign up for a Cloudflare Account:

2.Access the Cloudflare Workers Dashboard: Once you’re logged in to your Cloudflare account, navigate to the Workers dashboard.

3.Create a New Worker: Click on the “Create application” > “Create a Worker” button to create a new worker. Give Name for your script then click ”deploy” after that click “Edit code”

4.Paste the Code: In the code editor that appears, paste the provided code into the editor.

async function handleRequest(request) {
  const init = {
    headers: {
      'content-type': 'text/plain',
  return new Response(adstxt, init)
addEventListener('fetch', event => {
  return event.respondWith(handleRequest(event.request))
const adstxt =  `, pub-0000000000, DIRECT, f08c47fec0942fa0`;

don’t forget to change pub-0000000000

5.Save and Deploy: After pasting the code, you can click the “Save and Deploy” button to save your changes and deploy the worker.

6.Go to Cloudflare Dashboard: Log in to your Cloudflare account and navigate to the dashboard.

7.Select Your Website: From the dashboard, find and select the website/domain for which you want to configure the Cloudflare Worker.

8.Go to Workers: In the menu bar at the top, find and click on the “Workers” tab. This will take you to the Workers dashboard.

9.Select Routes: In the Workers dashboard, you’ll see a list of your workers. Find the worker you created earlier (the one containing the ads.txt code) and click on it to open its settings.

10.Configure Routes: Within the worker settings, there should be a section for configuring routes. Here, you can specify the URL patterns that should trigger the worker.

11.Add a Route: To add a route, click on the “Add Route” button. This will open a form where you can specify the URL pattern and any additional settings.

12.Save Route: After specifying the URL pattern, click on the “Save” or “Add Route” button to save the route.

13.Test: Once the route is saved, you can test it by making an HTTP request to the URL pattern you specified. For example, if you specified /ads.txt as the route, you can open a web browser and visit to see if the worker responds with the ads.txt content.

14.Monitor and Troubleshoot: After configuring the route, it’s important to monitor your Cloudflare Worker’s performance and address any issues that may arise. Cloudflare provides various monitoring and logging tools to help you monitor your worker’s behavior and troubleshoot any issues.

By following these steps, you can deploy the provided Cloudflare Worker code and use it to serve ads.txt content from Cloudflare’s edge network. This can help improve the performance and reliability of serving ads.txt files for your website.

Other Reasons

There are also several reasons why you might encounter a “response is not a valid JSON response” error in WordPress

  1. Plugin Conflict: Sometimes, plugins can conflict with each other, leading to unexpected errors. If you’ve recently installed or updated a plugin, try deactivating it to see if the error persists.
  2. Theme Compatibility: Your current theme might not be fully compatible with the WordPress version you’re using or with other plugins installed. Try switching to a default WordPress theme (like Twenty Twenty-One) to see if the error goes away.
  3. PHP Memory Limit: If your server has a low PHP memory limit, it can cause errors when trying to process large amounts of data. You can try increasing the PHP memory limit in your server’s configuration or by adding code to your wp-config.php file.
  4. Corrupted WordPress Files: Sometimes, WordPress core files or theme/plugin files can become corrupted during installation or updates. Try reinstalling WordPress or the affected theme/plugin to see if that resolves the issue.
  5. Server Configuration Issues: Certain server configurations, such as misconfigured caching or security settings, can interfere with JSON responses. Check your server error logs for any clues about what might be causing the issue.
  6. Database Corruption: If your WordPress database is corrupted, it can lead to various errors, including JSON response errors. You can try repairing your WordPress database using tools like phpMyAdmin or WP-CLI.
  7. Cross-Origin Resource Sharing (CORS): If you’re making AJAX requests to a different domain or subdomain, CORS policies might be preventing the JSON response from being delivered. Make sure your server allows cross-origin requests if needed.
  8. Syntax Errors: If there are syntax errors in your WordPress files, such as in your theme’s functions.php or a custom plugin, it can cause issues with JSON responses. Double-check your code for any syntax errors or typos.
  9. Server Downtime: Temporary server issues or downtime can also lead to JSON response errors. Check if your server is experiencing any problems or contact your hosting provider for assistance.

By investigating these possible causes, you should be able to identify and resolve the “response is not a valid JSON response” error in WordPress. for more OrbitMaap

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