2120964 - Application list can not be seen on afaria client, XRS1327

Application list can not be seen on Afaria client.
There is no problem on portal package server and relay server.
Package server's port is available now.

<Afaria Server Log>

XRS1327: Transport: Write Failed.  EXPLANATION: An error occurred while trying to send a packet via a communications port.
               The Error field may provide additional information about why the packet could not be transmitted.
ACTIONS: Verify that your communications port is properly connected and that your remote device is on and responding.

<Windows Event Viewer>

Microsoft.Web.Management.Arr.ArrModule, Microsoft.Web.Management.Arr.Client, Version=7.2.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" of type "ApplicationRequestRouting" threw an exception.

Exception:System.IO.FileNotFoundException: Could not load file or assembly 'Microsoft.Web.Management.WebFarmClient, Version=7.1.2.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies.
The system cannot find the file specified. File name: 'Microsoft.Web.Management.WebFarmClient, Version=7.1.2.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35'
at Microsoft.Web.Management.Arr.ArrModule.Initialize(IServiceProvider serviceProvider, ModuleInfo moduleInfo)
at Microsoft.Web.Management.Client.Connection.Initialize(WebManagementInfo webManagementInfo)

-Afaria7 SP01, SP02, SP03, SP04
 Escpecially, If you use Https protocol for portal package server's communication,It can be occurred.
- Relay server and Afaria Farm Server Environment

Afaria7, SP04, portal, PPS, Portal package server, XRS1327, Microsoft.Web.Management.WebFarmClient, System.IO.FileNotFoundException, ApplicationRequestRouting application app , KBA , MOB-AFA , Afaria , Problem