Notice: bp_setup_current_user was called incorrectly. The current user is being initialized without using $wp->init(). Please see Debugging in WordPress for more information. (This message was added in version 1.7.) in /…/wp-includes/functions.php on line 3622

If you’re getting the above notice, you’re going to need to disable _doing_it_wrong for the bbp_setup_current_user() function, here’s how!

/**
 * Disables trigger_error for doing_it_wrong_trigger_error filter.
 *
 * @return boolean false disables the if condition to trigger the error display.
 */
function remove_bbp_setup_current_user_notice_filter() {
    return false; // Disable trigger_error.
}

/**
 * If bbp_setup_current_user() runs _doing_it_wrong(), disable trigger_error.
 *
 * @param  string $function The function, here we test for bbp_setup_current_user().
 * @param  string $message  The message (no modifications here).
 * @param  string $version  Version (not used here).
 */
function remove_bbp_setup_current_user_notice( $function, $message, $version ) {
    if( 'bbp_setup_current_user' === $function ) {

        // Filter trigger_error
        add_filter( 'doing_it_wrong_trigger_error', 'remove_bbp_setup_current_user_notice_filter' );
    }
}
add_action( 'doing_it_wrong_run', 'remove_bbp_setup_current_user_notice', 10, 3 );