Problema com RichFaces

Olá para todos, sou nova com Ajax4jsf, li um tutorial e tentei fazer rodaro o richfaces no tomcat e não consegui, deu o seguinte erro no deploy:

04/07/2007 11:05:10 org.apache.catalina.startup.HostConfig deployWAR
INFO: Deploying web application archive teste.war
04/07/2007 11:05:11 com.sun.faces.config.rules.ComponentRule end
WARNING: [ComponentRule]{faces-config/component} Merge(javax.faces.ViewRoot)
04/07/2007 11:05:12 org.ajax4jsf.cache.CacheManager getCacheFactory
INFO: Selected [org.ajax4jsf.cache.LRUMapCacheFactory] cache factory
04/07/2007 11:05:12 org.ajax4jsf.cache.LRUMapCacheFactory createCache
INFO: Creating LRUMap cache instance using parameters: {org.ajax4jsf.SKIN=blueSky}
04/07/2007 11:05:12 org.ajax4jsf.cache.LRUMapCacheFactory createCache
INFO: Creating LRUMap cache instance of default capacity
04/07/2007 11:05:12 org.apache.catalina.core.StandardContext start
SEVERE: Error filterStart
04/07/2007 11:05:12 org.apache.catalina.core.StandardContext start
SEVERE: Context [/teste] startup failed due to previous errors

esse é meu web.xml:

<?xml version="1.0"?> Faces Servlet javax.faces.webapp.FacesServlet 1
<servlet-mapping>
	<servlet-name>Faces Servlet</servlet-name>
	<url-pattern>*.faces</url-pattern>
</servlet-mapping>

<context-param>
	<param-name>org.ajax4jsf.SKIN</param-name>
	<param-value>blueSky</param-value>
</context-param>

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

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

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

<welcome-file-list>
	<welcome-file>index.html</welcome-file>
</welcome-file-list>

Agradeço a ajuda.
Beijos :roll: