wpsnoop: fix Best Upsell for WooCommerce plugin conflicts, errors & issues

When the plugin Best Upsell for WooCommerce conflicts or throws a PHP error we hope wpsnoop can help you to fix the issue quickly.


Discover which shortcodes wp-options PHP functions database tables and files are created by Best Upsell for WooCommerce, plus learn which plugins and/or themes could be in conflict with Best Upsell for WooCommerce.


Troubleshooting theme and plugin conflicts is easier when you know what Best Upsell for WooCommerce leaves behind after uninstalling it from a WordPress installation, there is a list down below for your convenience.

Expert advice is recommended if you are not technically proficient with PHP, MySQL etc. View support options for Best Upsell for WooCommerce

Get professional support for Best Upsell for WooCommerce here

When you need professional help with WordPress: get help here


What does Best Upsell for WooCommerce version 1.0.4 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Best Upsell for WooCommerce to perform differently in your installation, previous versions before 1.0.4 may have created a different set of shortcodes, used different function names or could have created entirely different database tables to store settings and operate. This is not an exhaustive list but shows how version 1.0.4 of Best Upsell for WooCommerce behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this plugin but instead have concentrated on the potential for obvious errors and conflicts which can occur, if you need help with the plugin in your local installation you can get WordPress help and support for Best Upsell for WooCommerce by clicking here.

Our testing covered the free version of this plugin there may or may not be a paid version or premium version available for purchase that unlocks additional features and could behave in a slightly or very different manner.

Which new files does Best Upsell for WooCommerce add to WordPress?

This section will populate with a table showing an icon, size and filepath.

Type & Path Size Conflicts
wp-content/plugins/best-upsell-for-woocommerce/ 177.87kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/ 104.99kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/class-bestupsell-admin.php 3.90kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/css/ 190.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/css/bestupsell-admin.css 190.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/index.php 26.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/js/ 869.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/js/bestupsell-admin.js 869.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/ 100.04kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/bestupsell-admin-display.php 368.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/ 94.06kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/ 80.15kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/add-product-cart.php 23.51kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/apply-coupons.php 2.58kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/bundle-product.php 2.92kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/cart-data.php 12.53kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/check-stamped.php 953.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/clear-cart-data.php 2.02kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/customer-lookup.php 1.14kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/get-related-product.php 2.95kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/get-skeleton-html.php 673.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/get-url-status.php 679.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/image-upload.php 2.14kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/post-skeleton-html.php 3.98kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/post-url-status.php 3.93kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/remove-coupons.php 1.79kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/remove-product-cart.php 5.38kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/save-plugin-url.php 1.84kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/set-discount-session.php 2.11kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/set-quantity-cart.php 6.07kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/update-cart.php 2.22kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/API/webhook.php 788.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/ 13.91kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/checkout-create-order.php 3.50kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/common-variables.php 4.59kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/override-add-cart-button-for-listing-page.php 1.35kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/show-prices.php 2.04kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/show-skeleton.php 1.22kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/inc/Functions/update-order-meta.php 1.20kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/templates/ 5.62kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/admin/partials/templates/bestupsell-admin.php 5.62kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/best-upsell.php 8.71kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/ 16.54kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/class-bestupsell-activator.php 3.12kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/class-bestupsell-deactivator.php 1.37kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/class-bestupsell-i18n.php 954.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/class-bestupsell-loader.php 4.88kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/class-bestupsell.php 6.22kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/includes/index.php 26.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/index.php 26.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/languages/ No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/languages/bestupsell.pot No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/LICENSE.txt 18.00kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/ 3.43kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/class-bestupsell-public.php 2.62kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/css/ 101.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/css/bestupsell-public.css 101.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/index.php 26.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/js/ 324.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/js/bestupsell-front.js 324.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/partials/ 373.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/public/partials/bestupsell-public-display.php 373.00B No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/README.txt 8.90kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/uninstall.php 1.58kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/ 15.68kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/checkout/ 5.20kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/checkout/review-order.php 5.20kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/ 10.47kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/add-to-cart/ 10.47kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/add-to-cart/external.php 1.21kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/add-to-cart/grouped.php 5.67kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/add-to-cart/simple.php 2.15kB No known conflicts with other themes or plugins.
wp-content/plugins/best-upsell-for-woocommerce/woocommerce/single-product/add-to-cart/variation-add-to-cart-button.php 1.45kB No known conflicts with other themes or plugins.

Which new shortcodes does Best Upsell for WooCommerce add to WordPress?

ShortCode   Known Plugin or Theme conflicts
[best_upsell_skeleton] The best_upsell_skeleton shortcode doesn't have any known conflicts with other themes or plugins.

Note: We have not yet checked to see if these shortcodes work as expected in pages, posts, sidebar widgets, or when set as the page title, in content, in the excert, in menus or anywhere else within a WordPress installation. A shortcode could produce errors due to parameters added when it is used, or if the plugin is updated and the format of the shortcode has changed.

Which new database tables are created by the WordPress plugin Best Upsell for WooCommerce?

Which new options are added to the wp-options table by Best Upsell for WooCommerce?

What new PHP functions does Best Upsell for WooCommerce declare when it is active?

Function   Conflicts Common Errors
apply_coupon 1 conflict Fatal error: Cannot redeclare apply_coupon()
is_plugin_installed 2 conflicts Fatal error: Cannot redeclare is_plugin_installed()
myplugin_plugin_path 4 conflicts Fatal error: Cannot redeclare myplugin_plugin_path()
myplugin_woocommerce_locate_template 3 conflicts Fatal error: Cannot redeclare myplugin_woocommerce_locate_template()
activate_bestupsell 0 conflicts Fatal error: Cannot redeclare activate_bestupsell()
add_icart 0 conflicts Fatal error: Cannot redeclare add_icart()
bestupsell_thankyou 0 conflicts Fatal error: Cannot redeclare bestupsell_thankyou()
bu_order_recieved 0 conflicts Fatal error: Cannot redeclare bu_order_recieved()
bundle_product 0 conflicts Fatal error: Cannot redeclare bundle_product()
cart_data 0 conflicts Fatal error: Cannot redeclare cart_data()
change_total_on_checking 0 conflicts Fatal error: Cannot redeclare change_total_on_checking()
clear_cart 0 conflicts Fatal error: Cannot redeclare clear_cart()
cloudways_display_order_data 0 conflicts Fatal error: Cannot redeclare cloudways_display_order_data()
cloudways_display_order_data_in_admin 0 conflicts Fatal error: Cannot redeclare cloudways_display_order_data_in_admin()
common_variables 0 conflicts Fatal error: Cannot redeclare common_variables()
custom_wpkses_post_tags 0 conflicts Fatal error: Cannot redeclare custom_wpkses_post_tags()
customer_lookup 0 conflicts Fatal error: Cannot redeclare customer_lookup()
deactivate_bestupsell 0 conflicts Fatal error: Cannot redeclare deactivate_bestupsell()
get_icart_view 0 conflicts Fatal error: Cannot redeclare get_icart_view()
get_url_status 0 conflicts Fatal error: Cannot redeclare get_url_status()
icart_change_cart_table_price_display 0 conflicts Fatal error: Cannot redeclare icart_change_cart_table_price_display()
icart_replace_add_to_cart_button 0 conflicts Fatal error: Cannot redeclare icart_replace_add_to_cart_button()
image_upload_url 0 conflicts Fatal error: Cannot redeclare image_upload_url()
plugin_update 0 conflicts Fatal error: Cannot redeclare plugin_update()
post_icart_view 0 conflicts Fatal error: Cannot redeclare post_icart_view()
related_product 0 conflicts Fatal error: Cannot redeclare related_product()
remove_coupons 0 conflicts Fatal error: Cannot redeclare remove_coupons()
remove_product_icart 0 conflicts Fatal error: Cannot redeclare remove_product_icart()
run_bestupsell 0 conflicts Fatal error: Cannot redeclare run_bestupsell()
save_plugin_url 0 conflicts Fatal error: Cannot redeclare save_plugin_url()
set_discount_session 0 conflicts Fatal error: Cannot redeclare set_discount_session()
set_quantity_icart 0 conflicts Fatal error: Cannot redeclare set_quantity_icart()
show_sale_price_at_checkout 0 conflicts Fatal error: Cannot redeclare show_sale_price_at_checkout()
show_skeleton_front 0 conflicts Fatal error: Cannot redeclare show_skeleton_front()
update_cart 0 conflicts Fatal error: Cannot redeclare update_cart()
upsell_skeleton_query 0 conflicts Fatal error: Cannot redeclare upsell_skeleton_query()
url_status 0 conflicts Fatal error: Cannot redeclare url_status()
web_hook 0 conflicts Fatal error: Cannot redeclare web_hook()

Using Best Upsell for WooCommerce from the command line with WP-CLI

The following commands are provided for convenience and should only be used if you understand how WP-CLI works. These commands refer to a single WordPress instance and may need to be modified if you are working with a Multisite installation.


How to install Best Upsell for WooCommerce from the command line with WP-CLI

Navigate to the root of your WordPress installation and type the following command:

wp plugin install best-upsell-for-woocommerce


How to activate Best Upsell for WooCommerce from the command line with WP-CLI

To immediately activate Best Upsell for WooCommerce after WP-CLI downloads the latest version you can use the following command:

wp plugin install best-upsell-for-woocommerce --activate


How to reinstall Best Upsell for WooCommerce from the command line with WP-CLI

To force a reinstallation of Best Upsell for WooCommerce which overwrites the current plugin without asking for confirmation you can use the following command:

wp plugin install best-upsell-for-woocommerce --force


How to update Best Upsell for WooCommerce to the latest version from the command line with WP-CLI

wp plugin update best-upsell-for-woocommerce


How to delete Best Upsell for WooCommerce from the command line with WP-CLI

wp plugin delete best-upsell-for-woocommerce

Where can you download earlier versions of Best Upsell for WooCommerce?

Whenever possible you should use the latest version of plugins and themes, however if you have recently updated and discovered that you need to install an earlier version you may be able to download other versions of Best Upsell for WooCommerce from the WordPress repository by visiting this link.

Please note that installing earlier versions of a theme or plugin is not generally a recommended course of action for most users and could re-introduce security, stability or other issues in Best Upsell for WooCommerce

About our testing enviroment

Tests were conducted using Apache 2.4.29, PHP 7.2 on Ubuntu 18.04, MySQL 5.7.33 and WordPress 5.9

It is very possible that different versions of PHP such as PHP 8.0, PHP 7.4, or PHP 7.3 could behave differently with Best Upsell for WooCommerce. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.