javax.faces.FacesException: Error Instantiating: com.sun.faces.facelets.tag.ui.ComponentRefHandler in JBoss EAP

Solution Unverified - Updated -

Issue

  • Our application is failing with this exception: 
FATAL [com.jboss.examples.exception.CustomExceptionHandler] (http-host/127.0.0.1:123-2) Exception: javax.faces.FacesException: Error Instantiating: com.sun.faces.facelets.tag.ui.ComponentRefHandler
ERROR [com.jboss.examples.exception.jsf.Messages] (http-host/127.0.0.1:123-2) FacesException
ERROR [com.jboss.examples.exception.ExceptionParser] (http-host/127.0.0.1:123-2) FacesException - Error Instantiating: com.sun.faces.facelets.tag.ui.ComponentRefHandler
ERROR [com.jboss.examples.exception.ExceptionParser] (http-host/127.0.0.1:123-2)
com.sun.faces.facelets.tag.AbstractTagLibrary$HandlerFactory.createHandler:200
...

Environment

Red Hat JBoss Enterprise Application Platform (EAP) 6.4

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