求救!!!!!!jsp执行错误;

我tomcat运行正常;http://localhost:8080/访问正常;
安装了mysql,运行也正常;只是不清楚tomcat和mysql之间还需要做什么吗?
另外我修改了server.xml文件,增加了Context参数
我在/usr/local/tomcat/webapps新建了目录games,在目录下存放了我的JSP文件;在运行welcome.jsp时提示错误:

HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: File "/tags/struts-bean" not found
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

root cause

org.apache.jasper.JasperException: File "/tags/struts-bean" not found
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:50)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:114)
org.apache.jasper.compiler.TagLibraryInfoImpl.(TagLibraryInfoImpl.java:159)
org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:423)
org.apache.jasper.compiler.Parser.parseDirective(Parser.java:492)
org.apache.jasper.compiler.Parser.parseElements(Parser.java:1552)
org.apache.jasper.compiler.Parser.parse(Parser.java:126)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:211)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:100)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:155)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:295)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:276)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:264)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:303)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

note The full stack trace of the root cause is available in the Apache Tomcat/5.5.17 logs.
Apache Tomcat/5.5.17

以上错误是什么原因导致的呢?请各位大虾帮忙看看;谢谢!!!!

以下是我的web.xml文件:



"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">



Games
Welcome to Games

30




action
org.apache.struts.action.ActionServlet


config
/WEB-INF/struts-config.xml



config/member
/WEB-INF/config/member/struts-config.xml


config/admin
/WEB-INF/config/admin/struts-config.xml


debug
2


detail
2

2



dbInit
sys.struts_db.DBInitServlet

driverClass
com.mysql.jdbc.Driver


jdbcURL
jdbc:mysql://wdb:3306/games?useUnicode=true&characterEncoding=UTF-8


minCount
1


maxCount
10000

1

user
games


password
games




Set Character Encoding
sys.function.SetCharacterEncodingFilter

encoding
UTF-8





leagueChange
sys.leagueSelservlet


Set Character Encoding
/*





action
*.do



leagueChange
/do/*




index.html
index.jsp






/tags/struts-bean
/WEB-INF/struts-bean.tld


/tags/struts-html
/WEB-INF/struts-html.tld


/tags/struts-logic
/WEB-INF/struts-logic.tld


/tags/struts-nested
/WEB-INF/struts-nested.tld




/tags/app
/WEB-INF/app.tld




以下是server.xml:








name="simpleValue"
type="java.lang.Integer"
value="30"/>
auth="Container"
description="User database that can be updated and saved"
name="UserDatabase"
type="org.apache.catalina.UserDatabase"
pathname="conf/tomcat-users.xml"
factory="org.apache.catalina.users.MemoryUserDatabaseFactory"/>

name="Catalina">
port="8080"
redirectPort="8443"
minSpareThreads="25"
connectionTimeout="20000"
maxThreads="150"
maxSpareThreads="75">

port="8009"
redirectPort="8443"
protocol="AJP/1.3">

defaultHost="localhost"
name="Catalina">

appBase="webapps"
name="localhost">