NullPointerException at com.sun.faces.application.view.FaceletViewHandlingStrategy.createView

Question

i am trying to upgrade from jsf 1.2 to jsf 2.2.2 on websphere 8.5.1 and what i did is as follows:

1- put jsf-api-2.2.2.jar and jsf-impl-2.2.2.ja

Answer 1

Solved by removing the jsf-api-2.2.2.jar and jsf-impl-2.2.2.jar

and using javax.faces-2.0.10.jar and jboss-el-2.0.0.GA.jar