Well its odd that squid is giving the error. Your hosting must be using that to do some caching. Or your network is running squid as a proxy. If you can try from outside of your current network and see if you still get the error that would be helpful.
If you would like to refer to this comment somewhere else in this project, copy and paste the following link:
ERROR
The requested URL could not be retrieved
While trying to retrieve the URL: http://xxxx/blog/login_cgi.php and http://xxxx/blog/comment_add_cgi.php
The following error was encountered:
Zero Sized Reply
Squid did not receive any data for this request.
when i log in and put comment i saw like that …
its problem with my blog ? or my hosting ??
i'm very confused for thinking it :(
please help me how to fix it
Well its odd that squid is giving the error. Your hosting must be using that to do some caching. Or your network is running squid as a proxy. If you can try from outside of your current network and see if you still get the error that would be helpful.