ocal/ns/default/sa/bookinfo-productpage&#34;
  roleRef:
    kind: ServiceRole
    name: &#34;details-reviews-viewer&#34;
</code></pre></li></ul><p>Point your browser at the Bookinfo <code>productpage</code> (<code>http://$GATEWAY_URL/productpage</code>). Now you should see the &ldquo;Bookinfo Sample&rdquo;
page with &ldquo;Book Details&rdquo; on the lower left part, and &ldquo;Book Reviews&rdquo; on the lower right part. However, in the &ldquo;Book Reviews&rdquo; section,
there is an error <code>Ratings ser