Ein einfaches Beispiel

...
<methodResponse>
  <fault><value><struct>
    <member>
      <name>faultCode</name>
      <value><int>4</int></value>
    </member>
    <member>
      <name>faultString</name>
      <value>
        <string>Can't call "getStateName" because there
        are too many parameters.</string>
      </value>
    </member>
  </struct></value></fault>
</methodResponse>