以下為出現的錯誤訊息，已將所有檔案權限改成777，上網查詢後可能是squid的設定問題，但那個檔案好像是管理員才可以更動，不知道有沒有某位前輩出現過類似問題，可以提供意見給小弟的，謝謝～

ERROR

The requested URL could not be retrieved

While trying to process the request:

GET /cogsci/ HTTP/1.1
Host: 140.123.5.6
Connection: keep-alive
Cache-Control: max-age=0
User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.94 Safari/537.4
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding: identity
Accept-Language: zh-TW,zh;q=0.8,en-US;q=0.6,en;q=0.4
Accept-Charset: Big5,utf-8;q=0.7,*;q=0.3
Cookie: __utma=114573831.2052626481.1352448743.1352791003.1352798866.3; __utmz=114573831.1352448743.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)

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 webmaster.