bbPress shows breadcrumbs, but if you have other breadcrumbs solution, you might wanna disable bbPress breadcrumbs.
To do so, there are few solutions:
Custom Code
Just include this code in your theme functions.php:
add_filter('bbp_no_breadcrumb', '__return_true');
Using a plugin
If you don’t want to add custom code, you might wanna consider one of the plugins that can do this:
