Как побороть ошибки

[yazynin]

Code:

/etc/cron.daily/00webalizer:

Error: Can't change directory to /var/www/usage
/etc/cron.daily/logrotate:

error: proftpd:1 duplicate log entry for /var/log/xferlog
/etc/cron.daily/makewhatis.cron:

grep: /etc/man.config: No such file or directory
Warning: cannot open configuration file /etc/man.config

Centos[/quote]