Display Issue on Season Filters page in WordPress 6.4 or newer

1) Probably you are using the old version of Booking Calendar (9.7.7 or older) and updated to the new WordPress version (6.4 or newer). Because of that you have this issue, where exist conflicts of old version of plugin with new WordPress versions.
Please check more here

2) In order to resolve this issue, please update your version of Booking Calendar to the latest update 9.8.3 or newer update.
You can request the new update of Booking Calendar on this page.