diff --git a/CleanReleaseBuild.py b/CleanReleaseBuild.py
index e6470759b..7c51c4c03 100644
--- a/CleanReleaseBuild.py
+++ b/CleanReleaseBuild.py
@@ -4,7 +4,7 @@ ReleaseDirectory = "Release"
 
 for root, dirs, files in os.walk(ReleaseDirectory):
     for file in files:
-        if file.endswith(".pdb") or file.endswith(".xml"):
+        if file.endswith(".xml"):
             path = os.path.join(root, file)
             print "delete file:" + path
             os.remove(path)
diff --git a/Plugins/Wox.Plugin.PluginManagement/Main.cs b/Plugins/Wox.Plugin.PluginManagement/Main.cs
index fd49442c7..8294d07da 100644
--- a/Plugins/Wox.Plugin.PluginManagement/Main.cs
+++ b/Plugins/Wox.Plugin.PluginManagement/Main.cs
@@ -248,7 +248,7 @@ namespace Wox.Plugin.PluginManagement
             {
                 results.Add(new Result()
                 {
-                    Title = plugin.Name,
+                    Title = plugin.Name + " - " + plugin.ActionKeyword,
                     SubTitle = plugin.Description,
                     IcoPath = "Images\\plugin.png"
                 });
diff --git a/Wox.Plugin.System/BrowserBookmarks.cs b/Wox.Plugin.System/BrowserBookmarks.cs
index b1fb82464..4e9569470 100644
--- a/Wox.Plugin.System/BrowserBookmarks.cs
+++ b/Wox.Plugin.System/BrowserBookmarks.cs
@@ -100,14 +100,6 @@ namespace Wox.Plugin.System
                     }
                 }
             }
-            else
-            {
-#if (DEBUG)
-                {
-                    MessageBox.Show("load chrome bookmark failed");
-                }
-#endif
-            }
         }
 
         private String DecodeUnicode(String dataStr)
diff --git a/Wox/MainWindow.xaml.cs b/Wox/MainWindow.xaml.cs
index f853f2ed0..f0cfdb591 100644
--- a/Wox/MainWindow.xaml.cs
+++ b/Wox/MainWindow.xaml.cs
@@ -343,6 +343,8 @@ namespace Wox
 
         public void OnUpdateResultView(List<Result> list)
         {
+            if (list == null) return;
+
             queryHasReturn = true;
             progressBar.Dispatcher.Invoke(new Action(StopProgress));
             if (list.Count > 0)
@@ -370,7 +372,7 @@ namespace Wox
         {
             var dict = new ResourceDictionary
             {
-                Source = new Uri(Path.Combine(Directory.GetCurrentDirectory(),"Themes\\"+themeName+".xaml") , UriKind.Absolute)
+                Source = new Uri(Path.Combine(Directory.GetCurrentDirectory(), "Themes\\" + themeName + ".xaml"), UriKind.Absolute)
             };
 
             Application.Current.Resources.MergedDictionaries.Clear();
@@ -435,6 +437,6 @@ namespace Wox
 
         #endregion
 
-    
+
     }
 }
\ No newline at end of file