The following WordPress environments are incompatible with the Buying Buddy plugin.
(NOTE: Additional comments and notes for specific WordPress Themes and Builders are in the Installation Instructions for WordPress).
If you do believe you have discovered a conflict then we will be keen to understand the issue and investigate so that we can eliminate problems. Tools such as WP_DEBUG (https://wordpress.org/support/article/debugging-in-wordpress/) will generate messages and notices that can help with debugging and we would like to see these with your report of problems.
Smartcrawl Pro (link)
Effect: Prevents some widget functions from working
Recommendation : Disable / remove this plugin