I have not access webmail into internet explorer, my plesk is 8.4, windows 2003 server sp2.

None of the sites access the webmail, this set in IIS but does not open the page of the horde.


to open the url webmail.iswhost.com.br introduced the error:

HTTP Error 401.1 - Unauthorized: Access is denied due to invalid credentials.
Internet Information Services (IIS)
You are not authorized to view this page

IIS in this all fields set, but does not open web mail.

the commands using, did not work:
websrvmng.exe - reconfigure-webmail
defpackagemng.exe - fix - type = webmail.horde

and without success ...

someone can help me.