求助：workbench中出现“远程主机强迫关闭了一个现有的连...

dr_duan@126.com

我的系统是w7 64位的旗舰版，装的是ansys12.0    打开都很正常，但在Modal或者其他模块里双击Gemotry时，很卡，这个界面出现了就马上关了，就弹出
“远程主机强迫关闭了一个现有的连接”这个提示，怎么解决呢，求助！
详细信息如下：
System.Net.Sockets.SocketException: 远程主机强迫关闭了一个现有的连接。

Server stack trace:
   在 System.Net.Sockets.Socket.Receive(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags)
   在 System.Runtime.Remoting.Channels.SocketStream.Read(Byte[] buffer, Int32 offset, Int32 size)
   在 System.Runtime.Remoting.Channels.SocketHandler.ReadFromSocket(Byte[] buffer, Int32 offset, Int32 count)
   在 System.Runtime.Remoting.Channels.SocketHandler.BufferMoreData()
   在 System.Runtime.Remoting.Channels.SocketHandler.Read(Byte[] buffer, Int32 offset, Int32 count)
   在 System.Runtime.Remoting.Channels.SocketHandler.ReadAndMatchFourBytes(Byte[] buffer)
   在 System.Runtime.Remoting.Channels.Tcp.TcpSocketHandler.ReadAndMatchPreamble()
   在 System.Runtime.Remoting.Channels.Tcp.TcpSocketHandler.ReadVersionAndOperation(UInt16& operation)
   在 System.Runtime.Remoting.Channels.Tcp.TcpClientSocketHandler.ReadHeaders()
   在 System.Runtime.Remoting.Channels.Tcp.TcpClientTransportSink.ProcessMessage(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream, ITransportHeaders& responseHeaders, Stream& responseStream)
   在 System.Runtime.Remoting.Channels.BinaryClientFormatterSink.SyncProcessMessage(IMessage msg)

Exception rethrown at [0]:
   在 System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   在 System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   在 Ans.DesignModeler.RemoteItf.IDesignModelerHelper.SetDMUnit(Int32 dmUnit)
   在 Ans.DesignModeler.Core.Commands.Start.Execute(CommandContext context)
   在 Ans.Core.Commands.Concurrency.CommandWorkUnit.executeInContext(CommandContext subContext, IExecutionEngineCallback tracer)
   在 Ans.Core.Commands.Concurrency.BaseWorkUnit.doExecute(IExecutionEngineCallback executionEngine, CommandContext subContext)
   在 Ans.Core.Commands.Concurrency.BaseWorkUnit.Execute(IExecutionEngineCallback executionEngine, Boolean dontCatchExceptions)
--- Ans.Core.Commands.CommandFailedException: 远程主机强迫关闭了一个现有的连接。
Command: DesignModeler.Start(GeometryContainer="Geometry", startInBatchMode=False)
   在 Ans.Core.Commands.CommandAsyncResult.RethrowFailureException()
   在 Ans.Core.Commands.CommandAsyncResult.Wait(Int32 milliSecondsTimeout, Boolean exitContext)
   在 Ans.Core.Commands.CommandAsyncResult.Wait()
   在 Ans.DesignModeler.Core.Commands.Start.InvokeAndWait(ICommandContext context, DataContainerReference GeometryContainer, Output`1 designmodelerConnection, Boolean startInBatchMode)
   在 Ans.DesignModeler.GUI.NewGeometry.Invoke(GuiOperationContext context)
   在 Ans.UI.UIManager.<>c__DisplayClassb.<InvokeOperation>b__a()
   在 Ans.UI.UIManager.InvokeOperationCore(String pseudoname, OperationDelegate callback, Boolean allowOSMessages)