Alerts in directadmin plugin


i see two alert in comodo waf plugin:

  1. a message above of main page:
Use of uninitialized value in open at /usr/local/cwaf/modules/CPAN/lib/Comodo/CWAF/ line 396.
  1. a message above of “security engine” section:
Custom Mod Security configuration found! Press "Update config" button to update it with values from this screen. After update, backup of current configuration could be found in: /etc/nginx/nginx-modsecurity.conf.custom

can you please tell me how can i solve them?