itations in the current specification having multiple <code>RenderKit</code> instances at play in
 the same application requires a custom <a href="../application/ViewHandler.html" title="class in jakarta.faces.application"><code>ViewHandler</code></a> instance that is aware of how to
 deal with this case. This limitation will be lifted in a future version of the spec.
 </p>

 <p>
 The <code>RenderKit</code> instance must also vend a <a href="ResponseStateManager.html" title="class in jakarta.faces.render"><