i use struts 1.3.10
in tomcat 6 when i run the url all i got http 500 how to solve my problem

localhost:8080/struts1/login.jsp i got

Etat HTTP 500 -


type Rapport d'exception

message

description Le serveur a rencontré une erreur interne () qui l'a empêché de satisfaire la requête.

exception

org.apache.jasper.JasperException: javax.servlet.ServletException: javax.servlet.jsp.JspException: Cannot retrieve definition for form bean: "Loginform" on action: "/Login"
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:502)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:412)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

cause mère

javax.servlet.ServletException: javax.servlet.jsp.JspException: Cannot retrieve definition for form bean: "Loginform" on action: "/Login"
	org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:865)
	org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:794)
	org.apache.jsp.login_jsp._jspService(login_jsp.java:91)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

cause mère

javax.servlet.jsp.JspException: Cannot retrieve definition for form bean: "Loginform" on action: "/Login"
	org.apache.struts.taglib.html.FormTag.lookup(FormTag.java:881)
	org.apache.struts.taglib.html.FormTag.doStartTag(FormTag.java:488)
	org.apache.jsp.login_jsp._jspx_meth_html_005fform_005f0(login_jsp.java:173)
	org.apache.jsp.login_jsp._jspx_meth_html_005fhtml_005f0(login_jsp.java:124)
	org.apache.jsp.login_jsp._jspService(login_jsp.java:82)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

note La trace complète de la cause mère de cette erreur est disponible dans les fichiers journaux de Apache Tomcat/6.0.35.


Apache Tomcat/6.0.35


localhost:8080/struts1/index2.jsp i got

Etat HTTP 500 -


type Rapport d'exception

message

description Le serveur a rencontré une erreur interne () qui l'a empêché de satisfaire la requête.

exception

org.apache.jasper.JasperException: javax.servlet.ServletException: java.lang.NullPointerException
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:502)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:412)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

cause mère

javax.servlet.ServletException: java.lang.NullPointerException
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:286)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:709)
	org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:680)
	org.apache.jsp.index2_jsp._jspService(index2_jsp.java:57)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

cause mère

java.lang.NullPointerException
	HelloWorldAction.execute(HelloWorldAction.java:18)
	org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
	org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
	org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
	org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:305)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:709)
	org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:680)
	org.apache.jsp.index2_jsp._jspService(index2_jsp.java:57)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

note La trace complète de la cause mère de cette erreur est disponible dans les fichiers journaux de Apache Tomcat/6.0.35.


Apache Tomcat/6.0.35

login.jsp
<%@ page language="java" pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic"  %>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html:html lang="true">
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>JSP Page</title>
    </head>
    <body>
        <div style="color:red">
            <html:errors />
        </div>
      <html:form action="/Login">
           User Name : <html:text name="LoginForm" property="userName" /> <br>
            Password  : <html:password name="LoginForm" property="password" /> <br> 
           <html:submit value="login" />
      </html:form> 
</form>
<!-- <html:text styleClass="champ" property="login"></html:text> -->
    </body>
</html:html>

index2.jsp
<%@page contentType="text/html"%>
<%@page pageEncoding="UTF-8"%>

<jsp:forward page="helloworld.do"/>

helloWorld.jsp
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@ taglib prefix="html" uri="http://struts.apache.org/tags-html" %>
<%@ taglib prefix="logic" uri="http://struts.apache.org/tags-logic" %>
<%@ taglib prefix="bean" uri="http://struts.apache.org/tags-bean" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">

<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Hello World</title>
    </head>
    <body>
        <h1><bean:write name="HelloWorldAction" property="message"></bean:write></h1>
    </body>
</html>

struts-config.xml
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE struts-config PUBLIC
          "-//Apache Software Foundation//DTD Struts Configuration 1.3//EN"
          "http://struts.apache.org/struts/dtds/struts-config_1_3.dtd">


<struts-config>
        
<form-beans>
<form-bean name="loginform " type="LoginForm "/>
<form-bean name="helloWorldForm" type="HelloWorldForm"/>
</form-beans>
<action-mappings>
                <action input="/login.jsp" name="Loginform" path="/Login"  scope="request" validate="true"
                type="LoginAction">
                       <forward name="success" path="/success.jsp" />
                       <forward name="failure" path="/failure.jsp" />
                </action>

               <action input="/index2.jsp" name="HelloWorldForm" path="/helloworld" 
               scope="session" type="HelloWorldAction">
                      <forward name="success" path="/helloWorld.jsp" />

               </action>
</action-mappings>

<message-resources parameter="ApplicationResource"/>
</struts-config>