Webstats doesn't update

After upgrade to 0.30, webstats doesn't update informations

This is the answer by cat /etc/ehcp/webstats.sh

webalizer -q -p -n www.domainname.com -o /var/www/vhosts/domainname.com/domainname.com/httpdocs/webstats
/var/www/vhosts/domainname.com/domainname.com/logs/access_log -R 100 TopReferrers -r domainname.com HideReferrer

Suggestions to resolve? Thks