After upgrading the myFaces I faced this problem with jenia:
Error initializing ServletContext
java.lang.IllegalArgumentException: Class org.jenia.faces.template.handler.ViewHandler is no javax.faces.application.ViewHandler
at org.apache.myfaces.config.FacesConfigurator.getApplicationObject(FacesConfigurator.java:511)
at org.apache.myfaces.config.FacesConfigurator.configureApplication(FacesConfigurator.java:448)
and also :
16:29:34,556 WARN [RenderKitFactoryImpl] Unknown RenderKit 'HTML_BASIC'.
16:29:34,568 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception
java.lang.NullPointerException
at org.apache.myfaces.application.jsp.JspStateManagerImpl.restoreTreeStructure(JspStateManagerImpl.java:141)
at org.apache.myfaces.application.jsp.JspStateManagerImpl.restoreView(JspStateManagerImpl.java
:181)
at org.apache.myfaces.application.jsp.JspViewHandlerImpl.restoreView(JspViewHandlerImpl.java:255)
I am just tryig to deploy the example war files
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