title: Warning in eclipse tiles project
body: <p>I am working at a tiles application. When i use the tiles tag insert it is not recognized for . I get a warning like this: Unknown tag (tiles:insert)</p>
  
  <p>My jsp page looks like this:</p>
  
  <pre><code>&lt;%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO 8859-1"%&gt;
  &lt;%@ taglib prefix="s" uri="/struts-tags" %&gt;
  &lt;%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %&gt;
          &lt;!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"&gt;
          &lt;html&gt;
          &lt;head&gt;
          &lt;meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"&gt;
          &lt;/head&gt;
              &lt;body&gt;
                  &lt;table border="1" cellpadding="2" cellspacing="2" align="center"&gt;
                      &lt;tr&gt;
                          &lt;td&gt;
                              &lt;tiles:insert attribute="body" /&gt;
                          &lt;/td&gt;
                      &lt;/tr&gt;
                  &lt;/table&gt;
              &lt;/body&gt;
          &lt;/html&gt;
  </code></pre>
  
  <p>I am using Struts2 also but those tags are recognized.
  my web.xml:</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
  &lt;web-app id="WebApp_9" 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"&gt; 
      &lt;display-name&gt;Struts2 Application&lt;/display-name&gt;
      &lt;listener&gt;
          &lt;listener-class&gt;
              org.apache.struts2.tiles.StrutsTilesListener
          &lt;/listener-class&gt;
      &lt;/listener&gt;
      &lt;context-param&gt;
          &lt;param-name&gt;tilesDefinitions&lt;/param-name&gt;
          &lt;param-value&gt;/WEB-INF/tiles.xml&lt;/param-value&gt;
      &lt;/context-param&gt;
  
      &lt;filter&gt;
          &lt;filter-name&gt;struts2&lt;/filter-name&gt;
          &lt;filter-class&gt;
              org.apache.struts2.dispatcher.FilterDispatcher
          &lt;/filter-class&gt;
      &lt;/filter&gt;
      &lt;filter-mapping&gt;
          &lt;filter-name&gt;struts2&lt;/filter-name&gt;
          &lt;url-pattern&gt;&lt;/url-pattern&gt;
      &lt;/filter-mapping&gt;
      &lt;welcome-file-list&gt;
          &lt;welcome-file&gt;baseLayout.jsp&lt;/welcome-file&gt;
      &lt;/welcome-file-list&gt;
      &lt;jsp-config&gt; 
          &lt;taglib&gt;
               &lt;taglib-uri&gt;/tags/struts-tiles&lt;/taglib-uri&gt;
               &lt;taglib-location&gt;http://struts.apache.org/tags-tiles&lt;/taglib-location&gt;
          &lt;/taglib&gt;
      &lt;/jsp-config&gt; 
  &lt;/web-app&gt;
  </code></pre>
  
  <p>my jars:</p>
  
  <pre><code>commons-beanutils-1.8.0.jar
  commons-digester-1.8.1.jar
  commons-fileupload-1.2.1.jar
  commons-io-1.3.2.jar
  commons-logging-1.1.jar
  freemarker-2.3.13.jar
  junit-3.8.1.jar
  ognl-2.6.11.jar
  struts2-convention-plugin-2.1.6.jar
  struts2-core-2.1.6.jar
  struts2-tiles-plugin-2.1.6.jar
  tiles-api-2.1.2.jar
  tiles-compat-2.1.2.jar
  tiles-core-2.1.2.jar
  tiles-jsp-2.1.2.jar
  tiles-servlet-2.1.2.jar
  xwork-2.1.2.jar
  </code></pre>
  
  <p>Am i missing something?</p>