[squid-users] Fwd: Problemas al intentar bajar un archivo con el squid-2.5.8

first sorry my english...

im having this problem when i try to download certain file:

   ERROR

     The requested URL could not be retrieved

------------------------------------------------------------------------

While trying to process the request:

GET /cisci2005/Reviewers/download.asp?aux1=C170JB HTTP/1.1
Host: www.iiisci.org
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7) Gecko/20040616
Accept:
text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
Accept-Language: en-us,en;q=0.5
Accept-Encoding: gzip,deflate
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
Keep-Alive: 300
Connection: keep-alive
Referer: http://www.iiisci.org/cisci2005/Reviewers/select_download.asp
Cookie: ASPSESSIONIDAQCASDQR=JPHFNPNBAPCPCEPPMJECFGDH;
ASPSESSIONIDSCTBQDRQ=HEPNNFOBCKFEMIANNLNNGKCM

The following error was encountered:

     * * Invalid Response *

The HTTP Response message received from the contacted server could not
be understood or was otherwise malformed. Please contact the site
operator. Your cache administrator may be able to provide you with more
details about the exact nature of the problem if needed.

Your cache administrator is

recently we upgrade squid from 2.5.4 to 2.5.8, with the version 2.5.4 we
dont have this problem.

_______________________________________________________________________
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Este mensaje contiene la opinion personal del remitente y
la Universidad Catolica Nuestra Senora de la Asuncion
no asume responsabilidad alguna con relacion al contenido del presente
mensaje.
Cualquier consulta realizar por favor a sysadmin@uca.edu.py .

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-- 
"La juventud envejece, la inmadurez se supera, la ignorancia puede ser  
educada y la borrachera se pasa; pero la estupidez es para siempre"  
Aristofanes
_______________________________________________________________________
Advertencia:
Este mensaje contiene la opinion personal del remitente y 
la Universidad Catolica Nuestra Senora de la Asuncion 
no asume responsabilidad alguna con relacion al contenido del presente mensaje. 
Cualquier consulta realizar por favor a sysadmin@uca.edu.py .
Protected by LED