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I keep hitting the “Publishing failed. The response is not a valid JSON response.” message inside woocomerce every time I try to publish a post or product—so the failure happens exactly during post publish. Cloudflare is active on the site and could be part of the problem. Funnel kit shows same problem , other plugings are not working also seems I need you to trace the root cause, whether it sits in the WordPress REST API, permalinks, theme code, Cloudflare rules, or any plugin conflict, and then implement a stable fix so I can publish normally again. Please document the changes you make (files edited, rules adjusted, plugins disabled, etc.) so I can follow along and roll back if needed. Once you’re done I expect to hit “Publish” and watch the post go live with no JSON errors, no console warnings, and no broken styling or functionality elsewhere on the site.
Project ID: 40464710
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Active 6 days ago
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Hi, I can fix the “valid JSON response” publishing issue by tracing the root cause across REST API, permalinks, Cloudflare, and plugin/theme conflicts. I have strong experience with WordPress and WooCommerce debugging and will implement a stable fix with full documentation of all changes. I can start immediately and ensure everything publishes smoothly without errors.
$19 CAD in 1 day
7.5
7.5
82 freelancers are bidding on average $61 CAD for this job

Hi, I can trace and fix the JSON publishing issue so WooCommerce and your plugins work normally again. Here's what I will do: Diagnose REST API, permalinks, plugin conflicts, and theme-related issues Audit Cloudflare rules, cache behavior, and security settings Identify and apply a stable fix for publish and plugin failures Document every change including files, settings, and rollback steps Can you provide temporary access to WordPress, hosting, and Cloudflare? Regards, Rajat
$100 CAD in 7 days
9.8
9.8

Hi, With 15+ years of experience in web and systems development, I possess the comprehensive technical knowledge that your project requires. From untangling complex issues to implementing durable fixes, I have a proven track record of seamlessly integrating various elements to ensure everything runs smoothly. My thorough documentation will not only allow you to follow along but also rollback easily if needed, granting you full control over your site. As a Full-Stack, AI, Network, and Systems Engineer, my proficiency extends beyond just WordPress and WooCommerce. This is vital for addressing underlying issues that may involve other plugins or external elements like Cloudflare. Moreover, I understand the intricacies of working with APIs - a skill that could be crucial for resolving conflicts within your website frameworks. Additionally, I offer more than just a quick fix - my commitment to quality means even once the job is done, I'll be there for a month for any necessary support. With my skills and dedication in tow, you can look forward to hitting 'Publish' on your posts without any JSON headache, broken styling or functionality! Thanks!
$65 CAD in 1 day
8.4
8.4

Hi, I can troubleshoot the publishing error by tracking the issue at the source instead of applying temporary fixes. I will investigate REST API responses, test plugin and theme conflicts, review Cloudflare caching and firewall behavior, inspect server configurations, and document every change so your site returns to normal publishing without affecting WooCommerce or existing functionality. Has this issue started recently after a plugin update or Cloudflare change?
$90 CAD in 7 days
7.8
7.8

Hi, I will start by conducting a thorough investigation to identify the root cause of the JSON error within WooCommerce. This will involve analyzing WordPress REST API, permalinks, theme code, Cloudflare settings, and plugin conflicts. Once the issue is pinpointed, I will implement a stable solution and document all changes made for your reference. Let's discuss further to get started. Regards, Sai Bhaskar
$36 CAD in 1 day
7.8
7.8

Hi, I understand your requirement and can handle the JSON error issue you're facing in WooCommerce with a professional approach focused on stability and reliability. I have 3+ years of experience in web development and WooCommerce, delivering solutions that ensure smooth publishing processes. For your project, I will methodically trace the root cause of the JSON error, assessing the WordPress REST API, permalinks, and any plugin conflicts, especially those involving Cloudflare. One suggestion is to temporarily disable Cloudflare to see if it directly influences the issue, as this could lead to quicker troubleshooting. I’ve tackled similar projects where customers faced JSON errors and implemented fixes that restored their publishing capability seamlessly. I can complete this within three days. Quick question: Have you recently made any updates to plugins or the theme that might coincide with the start of this issue? Thanks,
$65 CAD in 4 days
7.0
7.0

Hi, I've dealt with this exact "not a valid JSON response" error many times on WooCommerce sites running behind Cloudflare, so I know how frustrating it is when you can't even publish a product. My approach will be systematic: first, I'll inspect the REST API responses directly (wp-json) to pinpoint where the valid JSON breaks, then check your permalink structure, .htaccess rules, and PHP output for stray characters. Next, I'll audit Cloudflare's WAF and page rules since they commonly strip or block REST API calls, and I'll test for plugin conflicts including FunnelKit by isolating them methodically. Every change gets documented so you can roll back easily. I can start right away.
$10 CAD in 1 day
6.8
6.8

Hello It sounds like your site is hitting a critical API or server-side block when saving content. This is often caused by security plugins, firewall rules, or REST API conflicts that interrupt the editor's connection. I have resolved these exact "publishing failed" errors for many WordPress clients by troubleshooting the REST API heartbeat. I can diagnose the specific root cause and apply a permanent fix today. Are you available for a quick chat to look at your site logs? Giáp Văn Hưng
$58 CAD in 7 days
6.9
6.9

Using my extensive experience as a Full-Stack Developer over the past 10+ years, I have had the chance to work on numerous WordPress and WooCommerce projects, much like yours. Through this, I have developed a deep understanding of how the WordPress REST API, permalink structures, and different plugins interact with one another. This expertise allows me to quickly identify any conflicts or issues that might be causing the JSON error you're experiencing. Additionally, I am well-versed with Cloudflare and understand its potential impact on a website's functionality. Identifying whether there are Cloudflare rules interfering with your publishing process is within my purview. With my documentation skills, I'll comprehensively outline all the steps taken and changes made to ensure you're always in the loop and can revert if necessary. With a focus on clean code and clear communication, I guarantee your posts will go live smoothly without any JSON errors or broken styling/functionality elsewhere on your site. Partner with me and enjoy an efficient turnaround and top-notch support even after project completion, guaranteeing your site functions as it should. Looking forward to working together for a seamless publishing experience!
$10 CAD in 7 days
7.3
7.3

Hello, The “Publishing failed. The response is not a valid JSON response.” issue usually comes from deeper conflicts between the WordPress REST API, permalinks, Cloudflare rules, SSL configuration, theme functions, or plugin conflicts especially when multiple plugins like FunnelKit also start failing together. I can properly debug the root cause instead of applying temporary workarounds, trace exactly where the REST response is breaking, and implement a stable fix so publishing products/posts works normally again without affecting your site functionality. I’ll thoroughly test the REST API, Cloudflare configuration, WooCommerce publishing flow, plugin/theme conflicts, console/network errors, and server responses while documenting every adjustment made including rules changed, plugins tested, files edited, and final fixes applied. Once completed, your publishing flow should work cleanly with no JSON errors, no broken plugins, and no unexpected frontend issues. Here is my portfolio: https://www.freelancer.in/u/sainiji92 My current schedule is open, so I can begin working on your project right away and give it the attention it deserves. Let’s come to chat for further discussion. Kind regards, Pankaj
$60 CAD in 2 days
6.9
6.9

Hi there, That WooCommerce “not a valid JSON response” error during publish is usually a REST API, permalink, Cloudflare, or plugin/theme conflict issue, and I can trace it properly instead of just trying random fixes. I’ve handled similar WordPress troubleshooting work before, including plugin conflicts, broken editor/API responses, and Cloudflare-related issues, so I’d start by isolating the exact failure point and then apply a clean fix without breaking the rest of the site. I can also document every change clearly—plugins disabled, rules adjusted, files touched, and rollback notes—so you know exactly what was done. If you can share WP admin and Cloudflare access, I can start right away; one quick question: is this happening only on the live site, or do you also have a staging copy available? Thanks, Srijidh
$80 CAD in 7 days
6.9
6.9

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. l believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$200 CAD in 7 days
6.9
6.9

Ready to start now --- I will fix this error right now. Give me chance to show you good result. Thanks
$20 CAD in 1 day
6.7
6.7

I can trace and fix your WooCommerce “invalid JSON response” issue by checking REST API, permalinks, plugin/theme conflicts, and Cloudflare rules, then stabilizing publishing without breaking the site. I’ll also document all changes and ensure posts/products publish normally again. Best Regards, Muhammad
$55 CAD in 1 day
6.4
6.4

Hello, I will thoroughly investigate the WooCommerce JSON error by examining WordPress REST API, permalinks, theme code, Cloudflare rules, and plugin conflicts. I will provide a detailed report of changes made for transparency and ensure seamless publishing without any errors. Let's discuss further. Thanks
$32 CAD in 7 days
6.2
6.2

Hello, I came across your Fix WooCommerce JSON Error and I am very interested in working with you. I have reviewed your requirements and full understand the scope of expectations. I specialize in PHP, WordPress, HTML, Web Development, and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity and professionalism. I work transparently throughout the project progress, deadlines and expectation stay clear at every stage. I would be glad to disucss further details and am ready to start immediately. Looking forward to hearing from you. Regards. Anum
$140 CAD in 1 day
5.8
5.8

Hi, I can trace and fix the WooCommerce “invalid JSON response” issue properly REST API, Cloudflare, permalinks, plugin conflicts, theme/hooks, or server rules included. I’ll debug the root cause, restore stable publishing, and document every change so you can safely track or roll back anything if needed.. Please send a message.. Thank you
$50 CAD in 2 days
5.9
5.9

As an experienced web developer with a specialized skill set in PHP, Node.js, and Vue.js programming, I can confidently trace the root cause of your WooCommerce JSON error and deliver a stable fix to ensure smooth post publishing. My comprehensive understanding of WordPress combined with familiarity in REST API and Cloudflare will allow me to investigate your site thoroughly and quickly identify any potential conflicts or issues. Moreover, I am well-versed in documenting my work as part of my processes. This includes noting all the files edited, rules adjusted, and plugins disabled among others, making it easier for clients to keep up and revert back if necessary. I take immense pride in delivering clean code that is not only efficient but also easily comprehensible. Overall, I understand the importance of getting your website up and running without any complications. With my skill-set, experience, and commitment to meeting deadlines while maintaining quality, I am confident that I am the best fit for this project. Let's work together to resolve this issue swiftly and effectively!
$80 CAD in 1 day
5.0
5.0

Hi, I do have some questions, but here's what I can do for you: - Diagnose the exact point of failure — whether it's the REST API, Cloudflare rules, plugin conflicts, or permalink corruption — and fix the root cause, not just mask the symptom - Test Cloudflare's interaction with your REST API endpoints and adjust rules so legitimate admin requests pass through without being blocked or mangled - Resolve the FunnelKit and other plugin conflicts so everything works together instead of fighting each other - Document every change I make — files edited, rules adjusted, plugins toggled — so you have a clear rollback path - Leave your site publishing cleanly with no JSON errors, no console warnings, and no broken functionality Note: you won't pay until the work is done Send me a message, let's discuss.
$55 CAD in 1 day
4.8
4.8

Hello, I’m Khadija Amin, a Full-Stack Developer & Creative Designer with 8+ years of experience. I specialize in custom WordPress development, WooCommerce setup, API integrations, and brand identity systems. I have carefully read your project requirement to fix the WooCommerce JSON error. I will begin by conducting a thorough investigation to identify the root cause, whether it's related to the WordPress REST API, permalinks, theme code, Cloudflare rules, or plugin conflicts. Once identified, I will provide a stable solution to ensure smooth publishing without any JSON errors or broken functionality. I will document all changes made for your reference. You can view my portfolio here: https://www.freelancer.com/u/khadijaamin9 I would like to discuss your project further in chat to provide a tailored solution. Thanks, Khadija Amin
$33 CAD in 3 days
4.2
4.2

Hi, I've tackled similar issues in WooCommerce setups, especially with Cloudflare interactions causing JSON response errors. I can help trace the root cause, whether it's Cloudflare rules, REST API conflicts, or theme issues, and implement a stable fix. We can start with a small test to ensure everything aligns before diving deeper. Best Regards, Ivica
$55 CAD in 7 days
3.9
3.9

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