Error</a></span><span class="signature">(<span class="parameter" id="-param-message">[<span class="type-annotation"><a href="../dart-core/Object-class.html">Object</a></span> <span class="parameter-name">message</span>]</span><wbr>)</span>
        </dt>
        <dd>
           
        </dd>
      </dl>
    </section>

    <section class="summary offset-anchor" id="instance-properties">
      <h2>Properties</h2>

      <dl class="properties">
        <dt id="message" class="property">
          <span class=