워드프레스 > 알림판으로 들어가면

Warning: include_once(/www_root/wp-content/plugins/kboard/class/KBAdminNotices.class.php): failed to open stream: No such file or directory in /www_root/wp-content/plugins/kboard-comments/index.php on line 174

Warning: include_once(): Failed opening '/www_root/wp-content/plugins/kboard/class/KBAdminNotices.class.php' for inclusion (include_path='/www_root/wp-content/plugins/kboard/htmlpurifier/standalone:.:/usr/local/php56/lib/php') in /www_root/wp-content/plugins/kboard-comments/index.php on line 174

위와 같은 경고문구가 계속 뜨는데 무슨 문제인건가요?