tomcat服务器启动时的报错：（os：xp sp3）

Question

2009-2-24 22:22:49 org.apache.commons.modeler.Registry loadRegistry
信息: Loading registry information
2009-2-24 22:22:49 org.apache.commons.modeler.Registry getRegistry
信息: Creating new Registry instance
2009-2-24 22:22:49 org.apache.commons.modeler.Registry getServer
信息: Creating MBeanServer
2009-2-24 22:22:49 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on port 8080
Starting service Tomcat-Standalone
Apache Tomcat/4.1.18
2009-2-24 22:22:50 org.apache.commons.digester.Digester error
严重: Parse Error at line 6 column 52: Document root element "web-app", must match DOCTYPE root "null".
org.xml.sax.SAXParseException: Document root element "web-app", must match DOCTYPE root "null". at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:232)
at org.apache.xerces.util.ErrorHandlerWrapper.error(ErrorHandlerWrapper.java:173)
.......
        .......
2009-2-24 22:22:50 org.apache.commons.digester.Digester error
严重: Parse Error at line 6 column 52: Document is invalid: no grammar found.
org.xml.sax.SAXParseException: Document is invalid: no grammar found.
at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:232)
.......
        .......
2009-2-24 22:22:50 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on port 8080
2009-2-24 22:22:50 org.apache.jk.common.ChannelSocket init
信息: JK2: ajp13 listening on /127.0.0.1:8029
2009-2-24 22:22:50 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/31  config=D:\tomcat\conf\jk2.properties

Answer 1

应该是web.xml文件有语法错误，把这个文件贴出来看看

Answer 2

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
     PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
    "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>        <servlet>
        <servlet-name>default</servlet-name>
        <servlet-class>
          org.apache.catalina.servlets.DefaultServlet
        </servlet-class>
        <init-param>
            <param-name>debug</param-name>
            <param-value>0</param-value>
        </init-param>
        <init-param>
            <param-name>listings</param-name>
            <param-value>true</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
      <servlet>
        <servlet-name>invoker</servlet-name>
        <servlet-class>
          org.apache.catalina.servlets.InvokerServlet
        </servlet-class>
        <init-param>
            <param-name>debug</param-name>
            <param-value>0</param-value>
        </init-param>
        <load-on-startup>2</load-on-startup>
    </servlet>
    <servlet>
        <servlet-name>jsp</servlet-name>
        <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class>
        <init-param>
            <param-name>logVerbosityLevel</param-name>
            <param-value>WARNING</param-value>
        </init-param>
        <load-on-startup>3</load-on-startup>
    </servlet>
  <!--
    <servlet>
        <servlet-name>ssi</servlet-name>
        <servlet-class>
          org.apache.catalina.ssi.SSIServlet
        </servlet-class>
        <init-param>
          <param-name>buffered</param-name>
          <param-value>1</param-value>
        </init-param>
        <init-param>
          <param-name>debug</param-name>
          <param-value>0</param-value>
        </init-param>
        <init-param>
          <param-name>expires</param-name>
          <param-value>666</param-value>
        </init-param>
        <init-param>
          <param-name>isVirtualWebappRelative</param-name>
          <param-value>0</param-value>
        </init-param>
        <load-on-startup>4</load-on-startup>
    </servlet>
-->
   <!--
    <servlet>
        <servlet-name>cgi</servlet-name>
        <servlet-class>org.apache.catalina.servlets.CGIServlet</servlet-class>
        <init-param>
          <param-name>clientInputTimeout</param-name>
          <param-value>100</param-value>
        </init-param>
        <init-param>
          <param-name>debug</param-name>
          <param-value>6</param-value>
        </init-param>
        <init-param>
          <param-name>cgiPathPrefix</param-name>
          <param-value>WEB-INF/cgi</param-value>
        </init-param>
         <load-on-startup>5</load-on-startup>
    </servlet>
-->    <!-- The mapping for the default servlet -->
    <servlet-mapping>
        <servlet-name>default</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>    <!-- The mapping for the invoker servlet -->
<!--
    <servlet-mapping>
        <servlet-name>invoker</servlet-name>
        <url-pattern>/servlet/*</url-pattern>
    </servlet-mapping>
-->    <!-- The mapping for the JSP servlet -->
    <servlet-mapping>
        <servlet-name>jsp</servlet-name>
        <url-pattern>*.jsp</url-pattern>
    </servlet-mapping>    <!-- The mapping for the SSI servlet -->
<!--
    <servlet-mapping>
        <servlet-name>ssi</servlet-name>
        <url-pattern>*.shtml</url-pattern>
    </servlet-mapping>
-->    <!-- The mapping for the CGI Gateway servlet -->
<!--
    <servlet-mapping>
        <servlet-name>cgi</servlet-name>
        <url-pattern>/cgi-bin/*</url-pattern>
    </servlet-mapping>
-->
  <!-- ==================== Default Session Configuration ================= -->
  <!-- You can set the default session timeout (in minutes) for all newly   -->
  <!-- created sessions by modifying the value below.                       -->    <session-config>
        <session-timeout>30</session-timeout>
    </session-config>
.
.
</web-app>

Answer 3

重装了个tomcat5.5，没有这样的问题

Answer 4

<web-app xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" version="2.4">
我的是这样的，没有
Document root element "web-app", must match DOCTYPE root "null".