Please make sure following things on your website –
1. You have installed minimum version 1.5.0 or greater of Ultimate Addons
2. You have installed & activated Gravity Form plugin for Gravity Forms Styler and Contact Form 7 plugin for CF7 Styler modules.
3. Gravity Form Styler and CF7 Styler module is enabled in UABB Modules settings
4. Gravity Form Styler and CF7 Styler module is enabled in Beaver Builder Module settings