BuddyPress.org

@tse11

try replacing the ‘wp’ with ‘bp_actions’

function bp_remove_feeds() {
	remove_action( 'bp_actions', 'bp_activity_action_sitewide_feed', 3 );
	remove_action( 'bp_actions', 'bp_activity_action_personal_feed', 3 );
	remove_action( 'bp_actions', 'bp_activity_action_friends_feed', 3 );
	remove_action( 'bp_actions', 'bp_activity_action_my_groups_feed', 3 );
	remove_action( 'bp_actions', 'bp_activity_action_mentions_feed', 3 );
	remove_action( 'bp_actions', 'bp_activity_action_favorites_feed', 3 );
	remove_action( 'groups_action_group_feed', 'groups_action_group_feed', 3 );
}
add_action('bp_init', 'bp_remove_feeds');