[_ck_]

Note the names of the settings in bbPress and WordPress is slightly different. Also, never, ever, edit bb-settings.php, what you want is bb-config.php on the bbpress side and wp-config.php on the WordPress side.

Follow ALL the steps here and you’ll get cookie integration in just a few minutes:

https://bbpress.org/forums/topic/wordpress-and-bbpress-integration-101#post-17410

Note step #8 is where you edit wp-config.php, the rest are for bb-config.php