Known third-party plugin or theme compatibility issues

Booking Activities cannot be compatible with all themes and plugins.
If you encounter a problem with Booking Activities and if it happens to be a compatibility issue (see “Booking Activities doesn’t work as it should” FAQ), please tell us at

Here is a list of third party plugins having known compatibility issues with Booking Activities.
This list is based on users feedbacks, it has not been verified.

Plugin Report date Comment
Essential Addons for Elementor 2019-01-14 This plugin can be active but the sure must make sure that the following features are switched off: Twitter Feed & Facebook Feed
Simple Calendar 2018-12-01 JS error when clicking an event on frontend
Simple Calendar – Google Calendar Plugin 2020-03-05 JS error when clicking an event on frontend. You can try that workaround.
WP Event Manager 2019-05-15 JS error on backend. Go to Event Listing > Settings > General, Uncheck the “Enable bootstrap for the backend” option. Save settings. Now it should work.
Modern Event Calendar 2022-09-01 JS error on the frontend (calendar not loading). The plugin loads its own version of FullCalendar. Author contacted.
Wp Hotel Booking 2022-12-06 JS error on the backend. The plugin loads its own version of Select2 and FullCalendar.
WP Download Manager 2021-06-01 Prevents making multiple bookings
Cache Enabler 2019-03-27 Doesn’t work with “Cache Minification” on “HTML & Inline JS”. Choose either “HTML” or “Disabled”.
Flying Scripts by WP Speed Matters 2020-08-28
FlyingPress 2022-09-05 Calendar not displayed (js error).
EasyTimetable 2021-01-05
Tutor LMS 2021-05-11 Error: No events selected.
WooCommerce Deposits (by Webtomizer) 2019-08-27 Add this line of code in your child theme functions.php to make it work: add_action( 'woocommerce_order_status_pending_to_partially-paid', 'bookacti_wc_update_completed_order_bookings', 5, 2 );
Smart Coupons for WooCommerce (by WebToffee) 2022-02-27 PHP error when refunding a booking with a coupon.
Conditional Discounts for WooCommerce (by Orion) 2022-03-03 Incorrect cart item price if the price is already set by Prices and Credits or Advanced Forms add-ons.
WP Travel Engine 2020-09-08 Conflict with the select2 library
LaunchFlows 2022-09-10 Not compatible with “Add a product to cart” form action. JS error when the booking form is sent (Setup: Unfinished Auction).
OSM – OpenStreetMap 2022-09-19 AJAX error when clicking “Click here to create a booking form with this calendar” in the Calendar editor.
Sydney (theme) 2019-03-27 Booking forms don’t appear on WooCommerce variable products pages. Add do_action( 'woocommerce_before_add_to_cart_button' ); in wp-content/themes/sydney/inc/woocommerce.php line 92 to fix this issue.
Jupiter X (theme) 2019-04-20 Booking forms don’t appear on WooCommerce variable products pages. Add do_action( 'woocommerce_before_add_to_cart_button' ); in wp-content\themes\jupiterx\lib\templates\woocommerce\single-product\add-to-cart\variation-add-to-cart-button.php line 17 to fix this issue.
SalesZone (theme) 2019-06-07 Doesn’t work with variable products.

Please report your plugins or themes conflicts (or how to solve them) at