Struts...Cannot create redirect URL: java.net.MalformedURLException: Cannot retrieve ActionForward n

Olá pessoal,

não visualizei o erro abaixo .

Está funcionando mais queria tirar esse erro …???
Se puderem me ajudar agradeço.

abs


08/01/2008 16:22:18 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFO: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Arquivos de programas\Java\jdk1.5.0_12\bin;.;C:\WINNT\system32;C:\WINNT;C:\Arquivos de programas\Java\jdk1.5.0_12\bin\..\jre\bin\client;C:\Arquivos de programas\Java\jdk1.5.0_12\bin\..\jre\bin;C:\Arquivos de programas\CA\SharedComponents\PEC\bin;C:\Arquivos de programas\Java\jdk1.5.0_12\bin;C:\Apps\ant\bin;C:\Oracle\Product\DSG6i\bin;C:\Oracle\Product\9.2.0\bin;C:\Oracle\Product\OWB903\bin;C:\Arquivos de programas\Oracle\jre\1.1.8\bin;C:\Arquivos de programas\Oracle\jre\1.3.1\bin;C:\WINNT\system32;C:\WINNT;C:\WINNT\System32\Wbem;C:\Oracle\Product\DSG6i\jdk\bin;C:\Oracle\Product\DSG6i\REPADM61\jre1_4\bin;C:\Oracle\Product\DSG6i\REPADM61\jre1_4\bin\client;C:\Arquivos de programas\CA\CCC_Harvest;c:\winnt\system32;C:\Arquivos de programas\CA\Cryptography\;C:\Arquivos de programas\CA\AllFusion Harvest Change Manager
08/01/2008 16:22:19 org.apache.coyote.http11.Http11BaseProtocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
08/01/2008 16:22:19 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 1250 ms
08/01/2008 16:22:19 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
08/01/2008 16:22:19 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/5.5.25
08/01/2008 16:22:19 org.apache.catalina.core.StandardHost start
INFO: XML validation disabled
08/01/2008 16:22:19 org.apache.catalina.loader.WebappClassLoader validateJarFile
INFO: validateJarFile(C:\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps\aula6\WEB-INF\lib\servlet-api.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
08/01/2008 16:22:19 org.apache.struts.action.ActionServlet initChain
INFO: Loading chain catalog from jar:file:/C:/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/aula6/WEB-INF/lib/struts-core-1.3.8.jar!/org/apache/struts/chain/chain-config.xml
08/01/2008 16:22:20 org.apache.coyote.http11.Http11BaseProtocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
08/01/2008 16:22:20 org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
08/01/2008 16:22:20 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/62  config=null
08/01/2008 16:22:21 org.apache.catalina.storeconfig.StoreLoader load
INFO: Find registry server-registry.xml at classpath resource
08/01/2008 16:22:21 org.apache.catalina.startup.Catalina start
INFO: Server startup in 1891 ms
08/01/2008 16:22:21 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource org/apache/struts/taglib/LocalStrings_pt_BR.properties Not Found.
08/01/2008 16:22:21 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource org/apache/struts/taglib/LocalStrings_pt.properties Not Found.
08/01/2008 16:22:21 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource org/apache/struts/taglib/logic/LocalStrings_pt_BR.properties Not Found.
08/01/2008 16:22:21 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource org/apache/struts/taglib/logic/LocalStrings_pt.properties Not Found.
08/01/2008 16:22:21 org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet jsp threw exception
javax.servlet.jsp.JspException: Cannot create redirect URL: java.net.MalformedURLException: Cannot retrieve ActionForward named error
	at org.apache.struts.taglib.logic.RedirectTag.generateRedirectURL(RedirectTag.java:294)
	at org.apache.struts.taglib.logic.RedirectTag.doEndTag(RedirectTag.java:268)
	at org.apache.jsp.pages.listacursos_jsp._jspx_meth_logic_005fredirect_005f0(listacursos_jsp.java:192)
	at org.apache.jsp.pages.listacursos_jsp._jspx_meth_logic_005fnotPresent_005f0(listacursos_jsp.java:165)
	at org.apache.jsp.pages.listacursos_jsp._jspService(listacursos_jsp.java:69)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:595)
08/01/2008 16:22:36 org.apache.struts.chain.ComposableRequestProcessor init
INFO: Initializing composable request processor for module prefix ''
08/01/2008 16:22:36 org.apache.struts.chain.commands.servlet.CreateAction createAction
INFO: Initialize action of type: br.com.wincomp.ListaCursosAction
08/01/2008 16:22:37 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource MessageResources_pt_BR.properties Not Found.
08/01/2008 16:22:37 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource MessageResources_pt.properties Not Found.
08/01/2008 16:22:37 org.apache.struts.util.PropertyMessageResources loadLocale
WARNING:   Resource MessageResources.properties Not Found.

–config

<?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/dtds/struts-config_1_3.dtd">




<struts-config>


<!-- ================================================ Form Bean Definitions -->

   


<!-- ========================================= Global Exception Definitions -->

    <global-exceptions>
    </global-exceptions>


<!-- =========================================== Global Forward Definitions -->

    <global-forwards>
        <!-- Default forward to "Welcome" action -->
        <!-- Demonstrates using index.jsp to forward -->
        <forward
            name="welcome"
            path="/Welcome.do"/>
        <forward 
            name= "failure"
            path="/pages/error.jsp"
            redirect="false"
             />    
    </global-forwards>


<!-- =========================================== Action Mapping Definitions -->

    <action-mappings>
        <action  path="/listaCursos"   scope="session"  type="br.com.wincomp.ListaCursosAction"
            unknown="false" validate="false">
            <forward name = "sucess" path="/pages/listacursos.jsp"/>
        </action>
    
    </action-mappings>


<!-- ======================================== Message Resources Definitions -->

    <message-resources parameter="MessageResources" />



</struts-config>

–web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_ID" version="2.4" 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">
	<display-name>
	aula6</display-name>
	<welcome-file-list>
		<welcome-file>index.html</welcome-file>
		<welcome-file>index.htm</welcome-file>
		<welcome-file>index.jsp</welcome-file>
		<welcome-file>default.html</welcome-file>
		<welcome-file>default.htm</welcome-file>
		<welcome-file>default.jsp</welcome-file>
	</welcome-file-list>
	
<!-- server configuration -->
  <servlet>
    <servlet-name>action</servlet-name>
    <servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
    <init-param>
      <param-name>config</param-name>
      <param-value>/WEB-INF/struts-config.xml</param-value>
    </init-param>
    <init-param>
      <param-name>debug</param-name>
      <param-value>5</param-value>
    </init-param>
    <init-param>
      <param-name>detail</param-name>
      <param-value>2</param-value>
    </init-param>
    <init-param>
	 <param-name>validate</param-name> 
	 <param-value>true</param-value> 
    </init-param> 

    <load-on-startup>2</load-on-startup> <!--deploy ja le struts config-->

  </servlet>


  <servlet-mapping>
    <servlet-name>action</servlet-name>
    <url-pattern>*.do</url-pattern>
  </servlet-mapping>	
  
</web-app>

–jsp

<%@ page import = "br.com.wincomp.*" %>
<%@ page import = "java.util.*" %>

<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>

<logic:notPresent name = "listabean" scope="session">
   <logic:redirect forward="error"/>
</logic:notPresent>

<html:html locale="true">
  <head>
       <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      <LINK href="estilo.css" type ="text/css" rel="stylesheet">	
      <title>Primeiro exemplo do curso de J2EE con Struts</title>
  
  </head>   
  
  <body>
      <center>
         <table  border="0">
           <tr bgcolor= whitesmoke>
              <td width = "10%" >idcurso</td>
              <td width = "90%" >curso</td>
   
           </tr>
           <logic:iterate name="listabean" id="beancurso">
               <tr><td align="center">
                   <bean:write name="beancurso" property="idcurso"/> 
               </td><td>
                   <bean:write name="beancurso" property="curso"/>
               </td></tr>    
           </logic:iterate>
         </table>
      </center>
           
  </body>