Hello, i've just upgraded the jboss version to the latest one (JBOSS 5.1.0 GA) and my app fails to deploy, prompting exceptions concerning conflicts or something with richfaces libraries. Please find below a piece of the exception trace:

Exception sending context initialized event to listener instance of class org.jboss.web.jsf.integrat
ion.config.JBossJSFConfigureListener

com.sun.faces.config.ConfigurationException: CONFIGURATION FAILED! org.ajax4jsf.renderkit.ChameleonR
enderKitFactory
at com.sun.faces.config.ConfigureListener.contextInitialized(ConfigureListener.java:196)
 at org.jboss.web.jsf.integration.config.JBossJSFConfigureListener.contextInitialized(JBossJSFConfig
ureListener.java:60)
 at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3910)
 at org.apache.catalina.core.StandardContext.start(StandardContext.java:4393)
 at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeployInternal(TomcatDeployment.j
ava:310)
 at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeploy(TomcatDeployment.java:142)

 at org.jboss.web.deployers.AbstractWarDeployment.start(AbstractWarDeployment.java:461)
 at org.jboss.web.deployers.WebModule.startModule(WebModule.java:118)
 at org.jboss.web.deployers.WebModule.start(WebModule.java:97)
 .....
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