<env:Envelope xmlns:env="http://www.w3.org/2003/05/soap-envelope"
              xmlns:rpc="http://www.w3.org/2003/05/soap-rpc">
  <env:Body>
   <env:Fault>
     <env:Code>
       <env:Value>env:Sender</env:Value>
       <env:Subcode>
         <env:Value>rpc:BadArguments</env:Value>
       </env:Subcode>
     </env:Code>
     <env:Reason>
       <env:Text xml:lang="en-US">Processing error</env:Text>
       <env:Text xml:lang="fr">Texte français</env:Text>
     </env:Reason>
     <env:Detail>
       <o:orderFaultInfo xmlns:o="http://www.sernaferna.com/soap/ordersystem">
         <o:errorCode>WA872</o:errorCode>
         <o:message>Cart doesn't exist</o:message>
       </o:OrderFaultInfo>
     </env:Detail>
   </env:Fault>
  </env:Body>
</env:Envelope>