Visual Studio无法使用包含UsernameToken策略的Web Service

<wsp:Policy
        xmlns:wsp="http://www.w3.org/ns/ws-policy"
        xmlns:sp="http://docs.oasis-open.org/ws-sx/ws-securitypolicy/200702"
        wsu:Id="UsernameToken">
    <sp:SupportingTokens>
        <wsp:Policy>
            <sp:UsernameToken sp:IncludeToken=".../IncludeToken/AlwaysToRecipient" />
        </wsp:Policy>
    </sp:SupportingTokens>
</wsp:Policy>

Custom tool warning:
  The following Policy Assertions were not Imported:
  XPath://wsdl:definitions[@targetNamespace='http://archfirst.org/bfoms/tradingservice.wsdl']/wsdl:binding[@name='TradingWebServicePortBinding']
  Assertions:
    <sp:SupportingTokens xmlns:sp='http://docs.oasis-open.org/ws-sx/ws-securitypolicy/200702'>..</sp:SupportingTokens>

Custom tool warning:
  Endpoint 'TradingWebServicePort' at address 'http://localhost:8080/bfoms-javaee/TradingService'
  is not compatible with Silverlight 4. Skipping...

Custom tool warning:
  No endpoints compatible with Silverlight 4 were found. The generated client
  class will not be usable unless endpoint information is provided via the
  constructor.