JSF 2 Global exception handling, navigation to error page not happening

Question

I am developing a JSF 2.0 based web application. I am trying to implement a global exception handler which will redirect the user to a generic error page whenever any except

Answer 1

Unified way to handle both ajax and non ajax requests exception could be done simplifying your code. Instead of

requestMap.put("exceptionMessage", t.getMessage());                 
nav.performNavigation("/TestPRoject/error.xhtml");                 
fc.renderResponse();

is enough to use:

fc.getExternalContext().redirect("/TestPRoject/error.xhtml");