wcf 访问回来时报错

 <system.web>

    <compilation debug="true" targetFramework="4.0" />

    <membership defaultProvider="HCCMMembershipProvider">

      <providers>

        <add name="HCCMMembershipProvider" type="HCCM.Security.HCCMMembershipProvider,HCCM.Security" />

      </providers>

    </membership>

  </system.web>

  <system.serviceModel>

    <diagnostics wmiProviderEnabled="true">

      <messageLogging logMalformedMessages="true" logMessagesAtServiceLevel="true" logMessagesAtTransportLevel="true" />

    </diagnostics>

    <bindings>

      <basicHttpBinding>

        <binding name="LargeDataTransferServicesBinding" maxReceivedMessageSize="2147483647" messageEncoding="Mtom" transferMode="Streamed" sendTimeout="00:10:00">

          <readerQuotas maxArrayLength="2147483647" />

        </binding>

      </basicHttpBinding>

      <wsHttpBinding>

        <binding name="DefaultWSHttpBinding" maxBufferPoolSize="2147483647" sendTimeout="00:30:00" receiveTimeout="00:30:00" closeTimeout="00:30:00" openTimeout="00:30:00" maxReceivedMessageSize="2147483647">

          <readerQuotas maxDepth="2147483647" maxStringContentLength="2147483647" maxArrayLength="2147483647" maxBytesPerRead="2147483647" maxNameTableCharCount="2147483647" />

          <security mode="Message">

            <message clientCredentialType="UserName" establishSecurityContext="true" />

          </security>

        </binding>

      </wsHttpBinding>

    </bindings>

    <services>

      <service behaviorConfiguration="serviceBehavior" name="HCCM.Service.HCCMManagementService">

        <endpoint address="" binding="wsHttpBinding" bindingConfiguration="DefaultWSHttpBinding" 

                  contract="HCCM.Common.Service.Base.IHCCMManagementService" />

        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />

      </service>

    </services>

    <behaviors>

      <serviceBehaviors>

        <behavior name="UploadWcfService.UpLoadServiceBehavior">

          <serviceMetadata httpGetEnabled="true" />

          <serviceDebug includeExceptionDetailInFaults="false" />