wcf两个连接有关问题

<system.serviceModel>    <bindings>      <wsHttpBinding>        <binding name="NoneSecurity" useDefaultWebProxy="false">          <security mode="None"/>        </binding>      </wsHttpBinding>    </bindings>    <services>      <service behaviorConfiguration="CHINAZTT.ZTAM.BLL.ZTAMBehavior"        name="CHINAZTT.ZTAM.BLL.User">        <endpoint address="" binding="wsHttpBinding" bindingConfiguration="NoneSecurity"          contract="CHINAZTT.ZTAM.BLL.IUser" ><!--listenUriMode="Unique"-->          <identity>            <!--http://localhost:8731/User/mex-->            <dns value="localhost" />          </identity>        </endpoint>        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />        <host>          <baseAddresses>            <add baseAddress="http://localhost:8731/User" />          </baseAddresses>        </host>      </service>      <service        behaviorConfiguration="CHINAZTT.ZTAM.BLL.ZTAMBehavior"        name="CHINAZTT.ZTAM.BLL.REP.Report">        <endpoint address="" binding="wsHttpBinding" bindingConfiguration="NoneSecurity"                  contract="CHINAZTT.ZTAM.BLL.REP.IReport" ><!--listenUriMode="Unique"-->          <!--http://localhost:8732/Report/mex-->          <identity>            <dns value="localhost" />          </identity>        </endpoint>        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />        <host>          <baseAddresses>            <add baseAddress="http://localhost:8732/Report" />          </baseAddresses>        </host>      </service>    </services>    <behaviors>      <serviceBehaviors>        <behavior name="CHINAZTT.ZTAM.BLL.ZTAMBehavior">          <serviceMetadata httpGetEnabled="false" />          <serviceDebug includeExceptionDetailInFaults="false" />        </behavior>        <behavior name="">          <serviceMetadata httpGetEnabled="false" />          <serviceDebug includeExceptionDetailInFaults="false" />        </behavior>      </serviceBehaviors>    </behaviors>  </system.serviceModel><!--把listenUriMode="Unique"写在里面就会报错-->“/”应用程序中的服务器错误。远程主机强迫关闭了一个现有的连接。说明: 执行当前 Web 请求期间，出现未经处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.Net.Sockets.SocketException: 远程主机强迫关闭了一个现有的连接。源错误: 行 72:         行 73:         public System.Collections.Generic.List<CHINAZTT.ZTAM.MODEL.Resource> QueryChild() {行 74:             return base.Channel.QueryChild();行 75:         }行 76:         源文件: C:\Users\QiuJiaLong\Desktop\CHINAZTT.ZTAM\CHINAZTT.ZTAM.UI.MVC\Service References\ReportBLL\Reference.cs    行: 74