[jboss-user] [Tomcat, HTTPD, Servlets & JSP] - JSF1.2 can not work in jboss4.0 or jboss4.2 service

[jackyluck]

I don't know why it have exception when I deploy jsf1.2 web application to jboss4.0 or jboss4.2 

1.when i deploy jsf web application to jboss4.2 service the exception is:
2008-03-07 13:17:03,937 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/kk]] Exception sending context initialized event to listener instance of class org.jboss.web.jsf.integration.config.JBossJSFConfigureListener
java.lang.ClassCastException: com.sun.faces.application.ApplicationAssociate cannot be cast to com.sun.faces.application.ApplicationAssociate

2.when i deploy jsf web application to jboss4.0 service the exception is:
2008-03-07 13:14:10,531 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/testjsf].[jsp]] Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
	at javax.faces.webapp.UIComponentTag.setupResponseWriter(UIComponentTag.java:615)
	at javax.faces.webapp.UIComponentTag.doStartTag(UIComponentTag.java:217)
	at org.apache.myfaces.taglib.core.ViewTag.doStartTag(ViewTag.java:71)

3.below is my /lib/ jar file:
commons-beanutils.jar
commons-collections.jar
commons-digester.jar
commons-logging.jar
jsf-api.jar
jsf-impl.jar
jstl-1.2.jar
servlet-api.jar

4.below is my web.xml:

		<servlet-name>Faces Servlet</servlet-name>
		<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	
	
	<servlet-mapping>
		<servlet-name>Faces Servlet</servlet-name>
		<url-pattern>/faces/*</url-pattern>
	</servlet-mapping>
	
	<welcome-file-list>
		<welcome-file>index.html</welcome-file>
		<welcome-file>index.htm</welcome-file>
		<welcome-file>/faces/index.jsp</welcome-file>
		<welcome-file>default.html</welcome-file>
		<welcome-file>default.htm</welcome-file>
		<welcome-file>/faces/default.jsp</welcome-file>
	</welcome-file-list>

who help me solve the question ,Thank you very mach

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