CRON don't work|General Questions and Support|Forum Archive|XCloner

I'm instaling XClone 3.0 (Joomla), setup Xclone and plesk to Cronjob, but not work.

This is error report:

 % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

100   401  100   401    0     0  33023      0 --:--:-- --:--:-- --:--:-- 33023
100   401  100   401    0     0  32882      0 --:--:-- --:--:-- --:--:--     0
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
<html><head>
<title>401 Authorization Required</title>
</head><body>
<h1>Authorization Required</h1>
<p>This server could not verify that you
are authorized to access the document
requested.  Either you supplied the wrong
credentials (e.g., bad password), or your
browser doesn't understand how to supply
the credentials required.</p>
</body></html>

I don't know where is error. If I put this link to cronjob into my browser work without error.