update OperationOverViewModel issue

PunkHPX8_MainPages/ViewModels/OperationOverViewModel.cs

@@ -746,9 +746,6 @@ namespace PunkHPX8_MainPages.ViewModels
             }
             _timer1.Start();            
 
-            _pufLayoutRotationDistance = (int)QueryDataClient.Instance.Service.GetConfig("DualPUF.PufLayoutRotationDistance");
-            _robotLayoutPosition = (int)QueryDataClient.Instance.Service.GetConfig("DualPUF.RobotLayoutPosition");
-
             if (!m_RtDataKeys.Contains($"Station.PUF1.Roation"))
             {
                 addStationDataKeys();

PunkHPX8_MainPages/ViewModels/ProcessChamberViewModel.cs

@@ -143,9 +143,6 @@ namespace PunkHPX8_MainPages.ViewModels
                 return;
             }
             ProcessControlLoaded = true;
-            _transporterLayoutHorizontalDistance=(int) QueryDataClient.Instance.Service.GetConfig("Transporter.TransporterLayoutHorizontalDistance");
-            _loaderPosition = (int)QueryDataClient.Instance.Service.GetConfig("Transporter.TransporterLayoutLoaderPosition");
-            _biasDistanceBetweenLoaderAndProcess= (int)QueryDataClient.Instance.Service.GetConfig("Transporter.BiasDistanceBetweenLoaderAndProcess");
             _rtDataKeys.Clear();
             _rtDataValueDic = QueryDataClient.Instance.Service.PollData(_rtDataKeys);
             if(_rtDataValueDic!=null)

PunkHPX8_RT/Devices/VpwCell/VpwCellDevice.cs

@@ -282,7 +282,10 @@ namespace PunkHPX8_RT.Devices.VpwCell
         /// <returns></returns>
         public bool OnTimer()
         {
-            _rotationAxis.OnTimer();
+            if (_rotationAxis != null)
+            {
+                _rotationAxis.OnTimer();
+            }
             return true;
         }