In version 0.7.0, we updated to the most recent branch of the Select2 library, which provides the enhanced select fields in these field types. This causes a known conflict with plugins that enqueue older versions of Select2. (Popular plugins with known conflicts include WooCommerce and Advanced Custom Fields Pro, among others.)
How to Add a Shortcodes User Interface in WordPress with Shortcake
If you are developing a WordPress site for a client, then it’s likely that you will have shortcodes for your clients to use. The problem is that many beginners don’t know how to add shortcodes and if there are complex parameters involved, then it’s even more difficult. Shortcake provides a solution by adding a user interface for shortcodes. In this article, we will show you how to add a user interface for shortcodes in WordPress with Shortcake.