es.event">SystemEventListener</a></span></div>
<div class="block"><p class="changed_added_2_0">
 <strong class="changed_modified_2_3">ExceptionHandler</strong> is the central point for handling <em>unexpected</em>
 <code>Exception</code>s that are thrown during the Faces lifecycle. The <code>ExceptionHandler</code> must not be
 notified of any <code>Exception</code>s that occur during application startup or shutdown.
 </p>

 <div class="changed_added_2_0">

 <p>
 See the Jakarta Faces Specification Document