i need help in JSF

i developed very simple JSF application.I deployed using tomcat web server and its working fine.But next i tried to deploy using jboss app server,i am not getting the desired output.

can anybody tell me what went wrong?should i need to add any extra jar files or something into jboss?

please help me?

regards

shruthi

[358 byte] By [patel123a] at [2007-11-27 7:01:18]

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# 1

well this is the error i am getting..

java.lang.NullPointerException

at javax.faces.webapp.UIComponentTag.setupResponseWriter(UIComponentTag.java:929)

at javax.faces.webapp.UIComponentTag.doStartTag(UIComponentTag.java:310)

at org.apache.myfaces.taglib.core.ViewTag.doStartTag(ViewTag.java:70)

at org.apache.jsp.userLogin_jsp._jspx_meth_f_view_0(userLogin_jsp.java:130)

at org.apache.jsp.userLogin_jsp._jspService(userLogin_jsp.java:105)

at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)

at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)

at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)

at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)

at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)

at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)

at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)

at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:322)

at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:147)

at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87)

at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200)

at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117)

at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)

at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)

at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)

at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)

at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)

at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)

at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)

at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)

at java.lang.Thread.run(Thread.java:595)

15:20:52,765 ERROR [UIComponentTag] Faces context not found. getResponseWriter will fail. Check if the FacesServlet has been initialized at all in your web.xml.

15:20:52,765 ERROR [[jsp]] Servlet.service() for servlet jsp threw exception