我的网站http://www.haoword.com/ URL重写后
当用Googlebot 抓取类型： 网络这个类型模似抓取时正常
当用Googlebot 抓取类型： Mobile：XHTML/WML 这个类型抓取时出现以下错误
HTTP/1.1 200 OKCache-Control: privateContent-Length: 915Content-Type: application/xhtml+xml; charset=gb2312Server: Microsoft-IIS/6.0X-Powered-By: ASP.NETX-AspNet-Version: 2.0.50727Date: Wed, 01 Sep 2010 12:29:51 GMT<?xml version="1.0" encoding="gb2312"?><!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.0//EN" "http://www.wapforum.org/DTD/xhtml-mobile10.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>Server Error in /</title><style type="text/css">.s0{}.s1{font-weight: bold;font-size: large;color: red;}</style></head><body class="s0"><form id="ctl00" method="post" action="worddoc.aspx?__ufps=992394&id=27"><div><input type="hidden" name="__ET"/><span class="s1">Cannot use a leading .. to exit above the top directory.</span><br/>An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.<br/>Exception Details: System.Web.HttpException: Cannot use a leading .. to exit above the top directory.</div></form></body></html>请问这是什么原因呢?