我的web.xml文件是

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
  <display-name>b2b</display-name>
	  <filter>
	    <filter-name>nutz</filter-name>
	    <filter-class>org.nutz.mvc.NutFilter</filter-class>
	    <init-param>
	        <param-name>modules</param-name>
	        <param-value>com.tongxin.b2b.controller.Main</param-value>
	    </init-param>
	    <init-param>
            <param-name>ignore</param-name>
            <param-value>^(.+[.])(jsp|png|gif|jpg|js|css|jspx|jpeg|swf|ico|map|html)$</param-value>
        </init-param>
	</filter>
	<filter-mapping>
	    <filter-name>nutz</filter-name>
	    <url-pattern>/*</url-pattern>
	    <dispatcher>REQUEST</dispatcher>
	    <dispatcher>FORWARD</dispatcher>
	</filter-mapping>
</web-app>

在火狐测试

XML 解析错误：找不到根元素
位置：http://www.hntxrj.com:9099/b2b/getOs_configForList
行 1，列 1：