apper.html#isAsyncSupported--"><code>isAsyncSupported()</code></a> returns false), or if this method is called again without
 any asynchronous dispatch (resulting from one of the <a href="../../jakarta/servlet/AsyncContext.html#dispatch--"><code>AsyncContext.dispatch()</code></a> methods), is called outside the
 scope of any such dispatch, or is called again within the scope of the same dispatch, or if the response has already
 been closed</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>Servlet