nalLink"><code>Throwable.getMessage()</code></a> method).</dd>
<dd><code>challenge</code> - authorization challenge applicable to the resource requested by the client.</dd>
<dd><code>moreChallenges</code> - additional authorization challenge applicable to the requested resource.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang" cla