diff --git a/Plugins/Wox.Plugin.BrowserBookmark/Main.cs b/Plugins/Wox.Plugin.BrowserBookmark/Main.cs
index a616edce0..b07191584 100644
--- a/Plugins/Wox.Plugin.BrowserBookmark/Main.cs
+++ b/Plugins/Wox.Plugin.BrowserBookmark/Main.cs
@@ -5,7 +5,7 @@
 using Wox.Plugin.BrowserBookmark.Commands;
 using Wox.Plugin.BrowserBookmark.Models;
 using Wox.Plugin.BrowserBookmark.Views;
-using Wox.Plugin.SharedCommands;
+using Wox.Infrastructure;
 
 namespace Wox.Plugin.BrowserBookmark
 {
diff --git a/Plugins/Wox.Plugin.Folder/ContextMenuLoader.cs b/Plugins/Wox.Plugin.Folder/ContextMenuLoader.cs
index 616a4d0ed..edd0fd8df 100644
--- a/Plugins/Wox.Plugin.Folder/ContextMenuLoader.cs
+++ b/Plugins/Wox.Plugin.Folder/ContextMenuLoader.cs
@@ -7,7 +7,7 @@
 using NLog;
 using Wox.Infrastructure.Logger;
 using Wox.Infrastructure.Image;
-using Wox.Plugin.SharedCommands;
+using Wox.Infrastructure;
 
 namespace Wox.Plugin.Folder
 {
diff --git a/Plugins/Wox.Plugin.Program/Programs/Win32.cs b/Plugins/Wox.Plugin.Program/Programs/Win32.cs
index c52720b8c..b0a6c01ed 100644
--- a/Plugins/Wox.Plugin.Program/Programs/Win32.cs
+++ b/Plugins/Wox.Plugin.Program/Programs/Win32.cs
@@ -13,7 +13,6 @@
 using Wox.Infrastructure;
 using Wox.Infrastructure.Logger;
 using Wox.Plugin.Program.Logger;
-using Wox.Plugin.SharedCommands;
 
 namespace Wox.Plugin.Program.Programs
 {
diff --git a/Plugins/Wox.Plugin.Shell/Main.cs b/Plugins/Wox.Plugin.Shell/Main.cs
index f62059b39..09285a6a5 100644
--- a/Plugins/Wox.Plugin.Shell/Main.cs
+++ b/Plugins/Wox.Plugin.Shell/Main.cs
@@ -12,7 +12,7 @@
 using Wox.Infrastructure.Hotkey;
 using Wox.Infrastructure.Logger;
 using Wox.Infrastructure.Storage;
-using Wox.Plugin.SharedCommands;
+using Wox.Infrastructure;
 using Application = System.Windows.Application;
 using Control = System.Windows.Controls.Control;
 using Keys = System.Windows.Forms.Keys;
diff --git a/Plugins/Wox.Plugin.Url/Main.cs b/Plugins/Wox.Plugin.Url/Main.cs
index ed4e55b86..da50d5dab 100644
--- a/Plugins/Wox.Plugin.Url/Main.cs
+++ b/Plugins/Wox.Plugin.Url/Main.cs
@@ -3,7 +3,7 @@
 using System.Text.RegularExpressions;
 using System.Windows.Controls;
 using Wox.Infrastructure.Storage;
-using Wox.Plugin.SharedCommands;
+using Wox.Infrastructure;
 
 namespace Wox.Plugin.Url
 {
@@ -90,7 +90,7 @@ public List<Result> Query(Query query)
                                 
                                 return true;
                             }
-                            catch(Exception ex)
+                            catch(Exception)
                             {
                                 context.API.ShowMsg(string.Format(context.API.GetTranslation("wox_plugin_url_canot_open_url"), raw));
                                 return false;
diff --git a/Plugins/Wox.Plugin.WebSearch/Main.cs b/Plugins/Wox.Plugin.WebSearch/Main.cs
index d8c6ccafb..24c657e64 100644
--- a/Plugins/Wox.Plugin.WebSearch/Main.cs
+++ b/Plugins/Wox.Plugin.WebSearch/Main.cs
@@ -8,7 +8,6 @@
 using System.Windows.Controls;
 using Wox.Infrastructure;
 using Wox.Infrastructure.Storage;
-using Wox.Plugin.SharedCommands;
 
 namespace Wox.Plugin.WebSearch
 {
diff --git a/Scripts/wox.nuspec b/Scripts/wox.nuspec
index afb179039..e409cbdcf 100644
--- a/Scripts/wox.nuspec
+++ b/Scripts/wox.nuspec
@@ -6,11 +6,13 @@
     <version>$version$</version>
     <authors>Wox</authors>
     <projectUrl>https://github.com/Wox-launcher/Wox</projectUrl>
-    <PackageIcon>Images/app.png</PackageIcon>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <description>Wox - a launcher for windows</description>
+    <dependencies>
+      <group targetFramework=".NETFramework4.6.2" />
+    </dependencies>
   </metadata>
   <files>
-    <file src="**\*.*" exclude="Wox.vshost.exe;Wox.vshost.exe.config;Wox.vshost.exe.manifest;*.nupkg;Setup.exe;RELEASES"/>
+    <file src="**\*.*" target="lib\net462\" exclude="Wox.vshost.exe;Wox.vshost.exe.config;Wox.vshost.exe.manifest;*.nupkg;Setup.exe;RELEASES"/>
   </files>
 </package>
diff --git a/Scripts/wox.plugin.nuspec b/Scripts/wox.plugin.nuspec
index 2dc3d283a..ca448efd1 100644
--- a/Scripts/wox.plugin.nuspec
+++ b/Scripts/wox.plugin.nuspec
@@ -4,11 +4,13 @@
     <id>Wox.Plugin</id>
     <version>$version$</version>
     <authors>Wox</authors>
-    <licenseUrl>https://github.com/Wox-launcher/Wox/blob/master/LICENSE</licenseUrl>
     <projectUrl>https://github.com/Wox-launcher/Wox</projectUrl>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <description>Reference this library if you want to develop a wox plugin</description>
     <tags>wox</tags>
+    <dependencies>
+      <group targetFramework=".NETFramework4.6.2" />
+    </dependencies>
   </metadata>
   <files>
       <file src="..\Output\Release\Wox.Plugin.dll" target="lib\net462" />
diff --git a/Wox.Core/Configuration/Portable.cs b/Wox.Core/Configuration/Portable.cs
index a52ce143b..7dddb843c 100644
--- a/Wox.Core/Configuration/Portable.cs
+++ b/Wox.Core/Configuration/Portable.cs
@@ -8,7 +8,6 @@
 using Wox.Infrastructure;
 using Wox.Infrastructure.Logger;
 using Wox.Infrastructure.UserSettings;
-using Wox.Plugin.SharedCommands;
 
 namespace Wox.Core.Configuration
 {
diff --git a/Wox.Core/Plugin/QueryBuilder.cs b/Wox.Core/Plugin/QueryBuilder.cs
index b01a93291..e70331669 100644
--- a/Wox.Core/Plugin/QueryBuilder.cs
+++ b/Wox.Core/Plugin/QueryBuilder.cs
@@ -35,6 +35,7 @@ public static Query Build(string text, Dictionary<string, PluginPair> nonGlobalP
 
             var query = new Query
             {
+
                 Terms = terms,
                 RawQuery = rawQuery,
                 ActionKeyword = actionKeyword,
diff --git a/Wox.Core/Updater.cs b/Wox.Core/Updater.cs
index c78e99354..e948db1e2 100644
--- a/Wox.Core/Updater.cs
+++ b/Wox.Core/Updater.cs
@@ -10,7 +10,6 @@
 using Squirrel;
 using Newtonsoft.Json;
 using Wox.Core.Resource;
-using Wox.Plugin.SharedCommands;
 using Wox.Infrastructure;
 using Wox.Infrastructure.Http;
 using Wox.Infrastructure.Logger;
diff --git a/Wox.Plugin/SharedCommands/FilesFolders.cs b/Wox.Infrastructure/FilesFolders.cs
similarity index 73%
rename from Wox.Plugin/SharedCommands/FilesFolders.cs
rename to Wox.Infrastructure/FilesFolders.cs
index 9e221fe61..7207d8efb 100644
--- a/Wox.Plugin/SharedCommands/FilesFolders.cs
+++ b/Wox.Infrastructure/FilesFolders.cs
@@ -1,12 +1,16 @@
-using System;
+using NLog;
+using System;
 using System.Diagnostics;
 using System.IO;
 using System.Windows;
+using Wox.Infrastructure.Logger;
 
-namespace Wox.Plugin.SharedCommands
+namespace Wox.Infrastructure
 {
     public static class FilesFolders
     {
+        private static readonly NLog.Logger Logger = LogManager.GetCurrentClassLogger();
+
         public static void Copy(this string sourcePath, string targetPath)
         {
             // Get the subdirectories for the specified directory.
@@ -43,14 +47,12 @@ public static void Copy(this string sourcePath, string targetPath)
                     Copy(subdir.FullName, temppath);
                 }
             }
-            catch (Exception e)
+            catch (System.Exception e)
             {
-#if DEBUG
-                throw e;
-#else
-                MessageBox.Show(string.Format("Copying path {0} has failed, it will now be deleted for consistency", targetPath));
+                string message = $"Copying path {targetPath} has failed, it will now be deleted for consistency";
+                Logger.WoxError(message, e);
+                MessageBox.Show(message);
                 RemoveFolderIfExists(targetPath);
-#endif
             }
 
         }
@@ -70,14 +72,12 @@ public static bool VerifyBothFolderFilesEqual(this string fromPath, string toPat
 
                 return true;
             }
-            catch (Exception e)
+            catch (System.Exception e)
             {
-#if DEBUG
-                throw e;
-#else
-                MessageBox.Show(string.Format("Unable to verify folders and files between {0} and {1}", fromPath, toPath));
+                string message = $"Unable to verify folders and files between {fromPath} and {toPath}";
+                Logger.WoxError(message, e);
+                MessageBox.Show(message);
                 return false;
-#endif
             }
 
         }
@@ -89,13 +89,11 @@ public static void RemoveFolderIfExists(this string path)
                 if (Directory.Exists(path))
                     Directory.Delete(path, true);
             }
-            catch (Exception e)
+            catch (System.Exception e)
             {
-#if DEBUG
-                throw e;
-#else
-                MessageBox.Show(string.Format("Not able to delete folder {0}, please go to the location and manually delete it", path));
-#endif
+                string message = $"Not able to delete folder { (object)path}, please go to the location and manually delete it";
+                Logger.WoxError(message, e);
+                MessageBox.Show(message);
             }
         }
 
@@ -116,13 +114,11 @@ public static void OpenLocationInExporer(string location)
                 if (LocationExists(location))
                     Process.Start(location);
             }
-            catch (Exception e)
+            catch (System.Exception e)
             {
-#if DEBUG
-                throw e;
-#else
-                MessageBox.Show(string.Format("Unable to open location {0}, please check if it exists", location));
-#endif
+                string message = $"Unable to open location { (object)location}, please check if it exists";
+                Logger.WoxError(message, e);
+                MessageBox.Show(message);
             }
         }
     }
diff --git a/Wox.Infrastructure/Wox.Infrastructure.csproj b/Wox.Infrastructure/Wox.Infrastructure.csproj
index 2545ffbbc..53728d8a2 100644
--- a/Wox.Infrastructure/Wox.Infrastructure.csproj
+++ b/Wox.Infrastructure/Wox.Infrastructure.csproj
@@ -51,6 +51,7 @@
       <Link>Properties\SolutionAssemblyInfo.cs</Link>
     </Compile>
     <Compile Include="Exception\ExceptionFormatter.cs" />
+    <Compile Include="FilesFolders.cs" />
     <Compile Include="Helper.cs" />
     <Compile Include="Hotkey\InterceptKeys.cs" />
     <Compile Include="Hotkey\KeyEvent.cs" />
diff --git a/Wox.Plugin/SharedCommands/SearchWeb.cs b/Wox.Plugin/SharedCommands/SearchWeb.cs
index f91025bff..8ae431fa8 100644
--- a/Wox.Plugin/SharedCommands/SearchWeb.cs
+++ b/Wox.Plugin/SharedCommands/SearchWeb.cs
@@ -3,7 +3,7 @@
 using System.IO;
 using System.Linq;
 
-namespace Wox.Plugin.SharedCommands
+namespace Wox.Infrastructure
 {
     public static class SearchWeb
     {
diff --git a/Wox.Plugin/SharedCommands/ShellCommand.cs b/Wox.Plugin/SharedCommands/ShellCommand.cs
index 9da535150..b3fb4bf92 100644
--- a/Wox.Plugin/SharedCommands/ShellCommand.cs
+++ b/Wox.Plugin/SharedCommands/ShellCommand.cs
@@ -7,7 +7,7 @@
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace Wox.Plugin.SharedCommands
+namespace Wox.Infrastructure
 {
     public static class ShellCommand
     {
diff --git a/Wox.Plugin/Wox.Plugin.csproj b/Wox.Plugin/Wox.Plugin.csproj
index aaa868f2e..80104547c 100644
--- a/Wox.Plugin/Wox.Plugin.csproj
+++ b/Wox.Plugin/Wox.Plugin.csproj
@@ -65,7 +65,6 @@
     <Compile Include="Query.cs" />
     <Compile Include="Result.cs" />
     <Compile Include="ActionContext.cs" />
-    <Compile Include="SharedCommands\FilesFolders.cs" />
     <Compile Include="SharedCommands\SearchWeb.cs" />
     <Compile Include="SharedCommands\ShellCommand.cs" />
   </ItemGroup>
@@ -90,6 +89,9 @@
     <PackageReference Include="Newtonsoft.Json">
       <Version>9.0.1</Version>
     </PackageReference>
+    <PackageReference Include="NLog">
+      <Version>4.7.0</Version>
+    </PackageReference>
     <PackageReference Include="PropertyChanged.Fody">
       <Version>3.2.8</Version>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/appveyor.yml b/appveyor.yml
index 44bfdce48..123586133 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,6 +14,7 @@ build:
   project: Wox.sln
 after_test:
 - ps: Copy-Item $env:APPDATA\Wox\Logs\*\*.txt .
+- ps: ls Output\Packages
 artifacts:
 - path: 'Output\Packages\Wox-*.zip'
   name: installer