From 6e707f642008dfcf19f4d13bde0ab377ee8c1738 Mon Sep 17 00:00:00 2001
From: Shuai Zhang <zhangshuai.ustc@gmail.com>
Date: Wed, 18 Dec 2019 01:45:33 +0800
Subject: [PATCH] Catch IOException instead of Exception.

---
 .../ViewModels/NavigationViewModel.cs                          | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/GeothermalResearchInstitute/GeothermalResearchInstitute.Wpf/ViewModels/NavigationViewModel.cs b/GeothermalResearchInstitute/GeothermalResearchInstitute.Wpf/ViewModels/NavigationViewModel.cs
index 4c4e29b2..10e1ac6e 100644
--- a/GeothermalResearchInstitute/GeothermalResearchInstitute.Wpf/ViewModels/NavigationViewModel.cs
+++ b/GeothermalResearchInstitute/GeothermalResearchInstitute.Wpf/ViewModels/NavigationViewModel.cs
@@ -4,6 +4,7 @@
 // </copyright>
 
 using System;
+using System.IO;
 using GeothermalResearchInstitute.Wpf.Common;
 using GeothermalResearchInstitute.Wpf.Views;
 using Microsoft.Extensions.Logging;
@@ -129,7 +130,7 @@ private void ExecuteNavigateToDeviceMetricHistoryExportView()
                 this.regionManager.RequestNavigate(Constants.ContentRegion, nameof(DeviceMetricHistoryExportView));
                 this.ViewModelContext.NavigateBackTarget = nameof(NavigationView);
             }
-            catch (Exception e)
+            catch (IOException e)
             {
                 this.logger.LogError(e, "Failed to navigate to device metric history export view.");
             }