Are you encountering the error shown above after integrating BananaCrystal payment gateway? To solve the error follow the process below:
1. In your WordPress Admin dashboard, go to Pages and click on All Pages.
2. Find the Checkout page and click on Edit.
3. On the Checkout edit page, remove all existing content and insert the WooCommerce checkout shortcode: [woocommerce_checkout].
4. Click Save to save your changes and close the page.
5. Visit the Checkout page on your site and refresh the browser to see the changes.
