xternal-link">NullPointerException</a></code> - if context is <code>null</code></dd>
<dd><code><a href="PropertyNotFoundException.html" title="class in jakarta.el">PropertyNotFoundException</a></code> - if the given (base, property) pair is handled by this <code>ELResolver</code> but
 the specified variable or property does not exist or is not readable.</dd>
<dd><code><a href="ELException.html" title="class in jakarta.el">ELException</a></code> - if an exception was thrown while performing the property or v