高分求救！我的tomcat跑struts程序的时候报错，望高手指教下！
我的tomcat是5.0.30，跑struts   1.2   的程序，后太报错：

严重:   Begin   event   threw   exception
java.lang.reflect.InvocationTargetException
                at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
                at   sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
                at   sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
                at   java.lang.reflect.Method.invoke(Method.java:324)
                at   org.apache.commons.beanutils.PropertyUtilsBean.invokeMethod(PropertyU
tilsBean.java:1773)

严重:   Parsing   error   processing   resource   path   /WEB-INF/struts-config.xml
java.lang.reflect.InvocationTargetException
                at   org.apache.commons.digester.Digester.createSAXException(Digester.java
:2792)
                at   org.apache.commons.digester.Digester.createSAXException(Digester.java
:2818)
                at   org.apache.commons.digester.Digester.startElement(Digester.java:1289)

                at   org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown   Sour
ce)
                at   org.apache.xerces.parsers.AbstractXMLDocumentParser.emptyElement(Unkn
own   Source)
                at   org.apache.xerces.impl.dtd.XMLDTDValidator.emptyElement(Unknown   Sourc
e)
我的struts-config.xml是：
<?xml   version= "1.0 "   encoding= "UTF-8 "?>
<!DOCTYPE   struts-config   PUBLIC   "-//Apache   Software   Foundation//DTD   Struts   Configuration   1.2//EN "   "http://struts.apache.org/dtds/struts-config_1_2.dtd ">

<struts-config>
    <data-sources   />
    <form-beans   >
        <form-bean   name= "createNumberForm "   type= "com.yourcompany.struts.form.CreateNumberForm "   />
        <form-bean   name= "judgeForm "   type= "com.yourcompany.struts.form.JudgeForm "   />

    </form-beans>

    <global-exceptions   />
    <action-mappings   >
        <action
            attribute= "createNumberForm "
            input= "/form/guess.jsp "
            name= "createNumberForm "
            path= "/createNumber "