How Cloudflare’s Rocket Loader Can Break WooCommerce Features (And How to Fix It)

If you're using WooCommerce with a Themeasy theme and you’ve noticed that certain features—like add-to-cart buttons, product variations, or cart totals—aren’t working correctly on the frontend, the problem may be caused by Rocket Loader, a feature enabled by default on Cloudflare.

⚠️ Common symptoms:

  • “Add to cart” button doesn’t work
  • Product variations don’t update prices
  • Cart totals don’t change dynamically
  • Checkout fields disappear or get stuck
  • Console errors like:
    Refused to execute inline script because it violates the following Content Security Policy directive...

If any of this sounds familiar, don’t worry — we’ll explain what’s going on and how to fix it quickly.


🚀 What is Rocket Loader?

Rocket Loader is a performance feature from Cloudflare that aims to speed up your website by deferring and reordering JavaScript execution.

However, WooCommerce relies heavily on JavaScript scripts being loaded in a specific order and at specific times. Rocket Loader can interfere with this, causing key frontend functionality to break.


✅ How to Disable Rocket Loader in Cloudflare

Thankfully, disabling Rocket Loader is simple and immediately solves the issue.

Step-by-step:

  1. Log into your Cloudflare dashboard.
  2. Navigate to Speed > Optimization.
  3. Scroll down to find Rocket Loader.
  4. Disable the option and click Save.
  5. Clear your Cloudflare cache and your website cache (if you’re using caching plugins like WP Rocket, LiteSpeed Cache, etc).

💡 Pro tip: After disabling, open your site in an incognito window to verify that everything is working properly.


🔄 Want to Reset Your Site from Scratch?

If you’re running into multiple issues or want to start fresh for testing purposes, we recommend the free plugin WP Reset.

It allows you to safely reset your WordPress installation to its default state, which is perfect for clean testing or starting over with a blank slate.


🧩 Themeasy Compatibility

All Themeasy themes and WooCommerce widgets are fully compatible with Cloudflare—as long as Rocket Loader is disabled. We’re committed to providing performance and stability, and we recommend using proven caching and optimization plugins like:

  • LiteSpeed Cache
  • WP Rocket
  • Autoptimize (with manual tuning)

If you’re using one of our themes and need help with this process, feel free to reach out to our support team. We’re here to help!

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