utable</span> <a href="../reference/reply.html#members.Result"><span class="ci">Result</span></a><span class="cp">:</span> <span class="ctv">'TResult</span>
  <span class="ck">val</span> <span class="ck">mutable</span> <a href="../reference/primitives.html#members.Error"><span class="ci">Error</span></a><span class="cp">:</span> <a href="../reference/errormessagelist.html"><span class="ci">ErrorMessageList</span></a>
<span class="ck">end</span>
</pre>
    </div>
    <div class="para _3">
     <p>
      Simi