From b07d1b027c42c045bce8304b40b4c27e4d03248f Mon Sep 17 00:00:00 2001
From: qianlifeng <qianlf2008@163.com>
Date: Sun, 13 Apr 2014 18:16:58 +0800
Subject: [PATCH] Fix crash issue when user clicked cancel in UAC prompt
 window.

---
 Wox/SettingWindow.xaml.cs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Wox/SettingWindow.xaml.cs b/Wox/SettingWindow.xaml.cs
index d20bf53779..698ea8c9f9 100644
--- a/Wox/SettingWindow.xaml.cs
+++ b/Wox/SettingWindow.xaml.cs
@@ -339,7 +339,14 @@ namespace Wox
 
         private void BtnEnableInstaller_OnClick(object sender, RoutedEventArgs e)
         {
-            Process.Start("Wox.UAC.exe", "AssociatePluginInstaller");
+            try
+            {
+                Process.Start("Wox.UAC.exe", "AssociatePluginInstaller");
+            }
+            catch (Exception)
+            {
+                //throw an exception when user click cancel in UAC prompt window.
+            }
         }
 
         #region Theme