I must admit I do not really know how to use webalizer.
However, I just took the default configuration of
webmin to manage webalizer. Just verified that webmin
found the correct paths. I have apache and squid on the
machine and so, there are three logs being monitored.
I just changed one parameter for squid.log :
"Write report to directory".
For this Parameter, I put the value
"/var/www/html/stats/". This directory exists and
should be writable by root (under which webalizer runs
Then I clicked "Generate report" and it seemed to work
(except a lot of truncated lines, but I think it is
normal). Then I tried to view the report and I get the
error "Invalid log file : var".
The URL that gave me this is :
Apparently webmin does not interpret correctly the %2F.
Replacing the parameter explained above with /etc/...
gave me the error "Invalid log file : etc".