diff --git a/ViewModels/MomentumViewModel.cs b/ViewModels/MomentumViewModel.cs
index c8bf492..e7220ef 100644
--- a/ViewModels/MomentumViewModel.cs
+++ b/ViewModels/MomentumViewModel.cs
@@ -316,7 +316,6 @@ namespace TradeBlotter.ViewModels
           StringBuilder sb = new StringBuilder();
           sb.Append(companyProfile.Sector).Append("/").Append(companyProfile.Industry).Append("\n").Append(companyProfile.Description);
           return sb.ToString();
-          //return companyProfile.Description;
         }
       }
 // ****************************************************************************************************************************************************************
@@ -1108,10 +1107,20 @@ namespace TradeBlotter.ViewModels
     {
       try
       {
-        if(!MGSessionManager.IsValidSessionFile(pathFileName))return false;
+        if(!MGSessionManager.IsValidSessionFile(pathFileName))
+        {
+          MessageBox.Show(String.Format("'{0}' is not a valid model. IsValidSessionFile returned false.",pathFileName));
+          pathFileName = null;
+          return false;
+        }
         initialPath=Path.GetDirectoryName(pathFileName);
         sessionParams=MGSessionManager.RestoreSession(pathFileName);
-        if(null==sessionParams){ MessageBox.Show(String.Format("Unable to open {0}",pathFileName));pathFileName=null;return false;}
+        if(null==sessionParams)
+        { 
+          MessageBox.Show(String.Format("Unable to open '{0}'.  Restore session failed.",pathFileName));
+          pathFileName=null;
+          return false;
+        }
         modelStatistics=MomentumBacktest.GetModelStatistics(sessionParams);
         modelPerformanceSeries=MomentumBacktest.GetModelPerformance(sessionParams);
         configuration=sessionParams.Configuration;
@@ -1133,7 +1142,7 @@ namespace TradeBlotter.ViewModels
         base.OnPropertyChanged("AllPositions");
         base.OnPropertyChanged("CanMonitor");
         base.OnPropertyChanged("CashBalance");
-         base.OnPropertyChanged("NonTradeableCash");
+        base.OnPropertyChanged("NonTradeableCash");
         base.OnPropertyChanged("ModelExpectation");
         base.OnPropertyChanged("ExpectationColor");
         base.OnPropertyChanged("ExpectationDescription");