drivedefender errors in server log files

I noticed this error yesterday. AFter recent update of drivedefender pro the error is still happening.

Errors

PHP Warning: inet_pton(): Unrecognized address 224c:c79c in …/app/module/ip-lockout/component/ip-api.php:126

PHP Warning: inet_pton(): Unrecognized address 2511:e08b in …/app/module/ip-lockout/component/ip-api.php:126