Cannot find FacesContext - Runtime Exception

[supiz85]

Hi all ,

I am new to richfaces and am trying to deploy my app in jboss. It deploys complelty , but while i try to open the page , it gives me runtime exception.
here are my web.xml, faces-config.xml and the jspx page.

web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app 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>a4jEchoText</display-name>
<context-param>
<param-name>org.richfaces.SKIN</param-name>
<param-value>blueSky</param-value>
</context-param>

<context-param>
<param-name>javax.faces.STATE_SAVING_METHOD</param-name>
<param-value>server</param-value>
</context-param>


<display-name>RichFaces Filter</display-name>
<filter-name>richfaces</filter-name>
<filter-class>org.ajax4jsf.Filter</filter-class>


<filter-mapping>
<filter-name>richfaces</filter-name>
<servlet-name>Faces Servlet</servlet-name>
REQUEST
FORWARD
INCLUDE
</filter-mapping>


<display-name>Ajax4jsf Filter</display-name>
<filter-name>ajax4jsf</filter-name>
<filter-class>org.ajax4jsf.Filter</filter-class>


<filter-mapping>
<filter-name>ajax4jsf</filter-name>
<servlet-name>Faces Servlet</servlet-name>
FORWARD
REQUEST
INCLUDE
</filter-mapping>


<listener-class>com.sun.faces.config.ConfigureListener</listener-class>

<!-- Faces Servlet -->


<servlet-name>Faces Servlet</servlet-name>
<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
<load-on-startup>1</load-on-startup>


<!-- Faces Servlet Mapping -->
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>*.jsf</url-pattern>
</servlet-mapping>

<!-- Welcome files -->
<welcome-file-list>
<welcome-file>echo.jspx</welcome-file>

</welcome-file-list>

</web-app>

faces-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE faces-config PUBLIC "-//Sun Microsystems, Inc.//DTD JavaServer Faces Config 1.1//EN" "http://java.sun.com/dtd/web-facesconfig_1_1.dtd">
<faces-config>
<managed-bean>
<managed-bean-name>userBean</managed-bean-name>
<managed-bean-class>com.richfacedemo.beans.UserBean</managed-bean-class>
<managed-bean-scope>request</managed-bean-scope>
</managed-bean>

<navigation-rule>
<from-view-id>*</from-view-id>
<navigation-case>

<to-view-id>echo.jspx</to-view-id>
</navigation-case>
</navigation-rule>

</faces-config>


echo.jspx

<ui:composition xmlns="http://www.w3.org/1999/xhtml"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:a4j="http://richfaces.org/a4j"
xmlns:rich="http://richfaces.org/rich">

<h:form>
<rich:panel bodyClass="rich-laguna-panel-no-header">
<a4j:commandButton value="Set Name to Alex" reRender="rep" >
<a4j:actionparam name="username" value="Alex" assignTo="#{userBean.name}"/>
</a4j:commandButton>
<rich:spacer width="20" />
<a4j:commandButton value="Set Name to John" reRender="rep" >
<a4j:actionparam name="username" value="John" assignTo="#{userBean.name}"/>
</a4j:commandButton>
</rich:panel>
<rich:spacer height="1" />
<rich:panel bodyClass="rich-laguna-panel-no-header">
<h:outputText id="rep" value="Selected Name:#{userBean.name}"/>
</rich:panel>
</h:form>
</ui:composition>

------------------
can anyone please help me to know about the exact problem?

Thanks in advance
Supriya