diff --git a/IOB-WIN/IOB-WIN.csproj b/IOB-WIN/IOB-WIN.csproj
index 5e1a53b5..78260727 100644
--- a/IOB-WIN/IOB-WIN.csproj
+++ b/IOB-WIN/IOB-WIN.csproj
@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="..\packages\Microsoft.CodeAnalysis.FxCopAnalyzers.2.9.7\build\Microsoft.CodeAnalysis.FxCopAnalyzers.props" Condition="Exists('..\packages\Microsoft.CodeAnalysis.FxCopAnalyzers.2.9.7\build\Microsoft.CodeAnalysis.FxCopAnalyzers.props')" />
+  <Import Project="..\packages\Microsoft.NetFramework.Analyzers.2.9.7\build\Microsoft.NetFramework.Analyzers.props" Condition="Exists('..\packages\Microsoft.NetFramework.Analyzers.2.9.7\build\Microsoft.NetFramework.Analyzers.props')" />
+  <Import Project="..\packages\Microsoft.NetCore.Analyzers.2.9.7\build\Microsoft.NetCore.Analyzers.props" Condition="Exists('..\packages\Microsoft.NetCore.Analyzers.2.9.7\build\Microsoft.NetCore.Analyzers.props')" />
+  <Import Project="..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\build\Microsoft.CodeQuality.Analyzers.props" Condition="Exists('..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\build\Microsoft.CodeQuality.Analyzers.props')" />
+  <Import Project="..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\build\Microsoft.CodeAnalysis.VersionCheckAnalyzer.props" Condition="Exists('..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\build\Microsoft.CodeAnalysis.VersionCheckAnalyzer.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -486,6 +491,17 @@
   <ItemGroup>
     <Service Include="{508349B6-6B84-4DF5-91F0-309BEEBAD82D}" />
   </ItemGroup>
+  <ItemGroup>
+    <Analyzer Include="..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\analyzers\dotnet\cs\Microsoft.CodeAnalysis.VersionCheckAnalyzer.resources.dll" />
+    <Analyzer Include="..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\analyzers\dotnet\Microsoft.CodeAnalysis.VersionCheckAnalyzer.dll" />
+    <Analyzer Include="..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\analyzers\dotnet\cs\Humanizer.dll" />
+    <Analyzer Include="..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.CodeQuality.Analyzers.dll" />
+    <Analyzer Include="..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.CodeQuality.CSharp.Analyzers.dll" />
+    <Analyzer Include="..\packages\Microsoft.NetCore.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.NetCore.Analyzers.dll" />
+    <Analyzer Include="..\packages\Microsoft.NetCore.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.NetCore.CSharp.Analyzers.dll" />
+    <Analyzer Include="..\packages\Microsoft.NetFramework.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.NetFramework.Analyzers.dll" />
+    <Analyzer Include="..\packages\Microsoft.NetFramework.Analyzers.2.9.7\analyzers\dotnet\cs\Microsoft.NetFramework.CSharp.Analyzers.dll" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
     <PreBuildEvent>"$(ProjectDir)setupTgt.bat" "$(ConfigurationName)" "$(ProjectDir)"</PreBuildEvent>
@@ -507,6 +523,11 @@
     <Error Condition="!Exists('..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets'))" />
     <Error Condition="!Exists('..\packages\Selenium.WebDriver.ChromeDriver.77.0.3865.4000\build\Selenium.WebDriver.ChromeDriver.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Selenium.WebDriver.ChromeDriver.77.0.3865.4000\build\Selenium.WebDriver.ChromeDriver.targets'))" />
     <Error Condition="!Exists('..\packages\Microsoft.VisualStudio.SlowCheetah.3.2.26\build\Microsoft.VisualStudio.SlowCheetah.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.VisualStudio.SlowCheetah.3.2.26\build\Microsoft.VisualStudio.SlowCheetah.targets'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\build\Microsoft.CodeAnalysis.VersionCheckAnalyzer.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.CodeAnalysis.VersionCheckAnalyzer.2.9.7\build\Microsoft.CodeAnalysis.VersionCheckAnalyzer.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\build\Microsoft.CodeQuality.Analyzers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.CodeQuality.Analyzers.2.9.7\build\Microsoft.CodeQuality.Analyzers.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.NetCore.Analyzers.2.9.7\build\Microsoft.NetCore.Analyzers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.NetCore.Analyzers.2.9.7\build\Microsoft.NetCore.Analyzers.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.NetFramework.Analyzers.2.9.7\build\Microsoft.NetFramework.Analyzers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.NetFramework.Analyzers.2.9.7\build\Microsoft.NetFramework.Analyzers.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.CodeAnalysis.FxCopAnalyzers.2.9.7\build\Microsoft.CodeAnalysis.FxCopAnalyzers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.CodeAnalysis.FxCopAnalyzers.2.9.7\build\Microsoft.CodeAnalysis.FxCopAnalyzers.props'))" />
   </Target>
   <Import Project="..\packages\Selenium.Firefox.WebDriver.0.24.0\build\Selenium.Firefox.WebDriver.targets" Condition="Exists('..\packages\Selenium.Firefox.WebDriver.0.24.0\build\Selenium.Firefox.WebDriver.targets')" />
   <Import Project="..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets" Condition="Exists('..\packages\Microsoft.Bcl.Build.1.0.21\build\Microsoft.Bcl.Build.targets')" />
diff --git a/IOB-WIN/IobGeneric.cs b/IOB-WIN/IobGeneric.cs
index 8035c164..673f9118 100644
--- a/IOB-WIN/IobGeneric.cs
+++ b/IOB-WIN/IobGeneric.cs
@@ -6,6 +6,7 @@ using System;
 using System.Collections;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Diagnostics;
 using System.Globalization;
 using System.IO;
@@ -390,6 +391,75 @@ namespace IOB_WIN
 
     #endregion
 
+    #region Area BackGroundWorker
+
+    /// <summary>
+    /// Worker x azioni su thread separato
+    /// </summary>
+    private BackgroundWorker backgroundWorker;
+    //handler for DoWork Event
+    private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
+    {
+      //your background process task
+      //.
+      //.
+      //.
+      //calculate progress percentage
+      int progPercentage = 10;
+      //notify the progress. backGroundWorker_ProgressChanged() will be called
+      backgroundWorker.ReportProgress(progPercentage);
+    }
+//Handler for Button Click Event
+private void btnDoSomeAsyncTask_Click(object sender, EventArgs e)
+    {
+      if (backgroundWorker == null)
+      {
+        //initialize backgroundworker
+        backgroundWorker = new BackgroundWorker();
+      }
+      else
+      {
+        bool start = true;
+        //check whether operation is already in progress
+        if (backgroundWorker.IsBusy)
+        {
+          if (MessageBox.Show("The requested task already in progress. Abort current process continue with the fresh task?",
+"Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button2) == DialogResult.No)
+          {
+            start = false;
+          }
+          else //cancel the current operation
+          {
+            //for this operation WorkerSupportsCancellation shoulb 
+            backgroundWorker.CancelAsync();
+          }
+        }
+        if (start)
+        {
+#if false
+          //Call the hooked method backGroundWorker_DoWork() containing object sent in DoWorkEventArgs
+          backgroundWorker.RunWorkerAsync(objectToBeUsedInAsyncOperation); 
+#endif
+        }
+      }
+    }
+//Handler for progress Changed Event
+private void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
+    {
+#if false
+      //update the  UI here
+      progressBar.Value = e.ProgressPercentage; 
+#endif
+    }
+    //Handler For RunWorkerCompleted event
+    private void backgroundWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
+    {
+      //Task to be performed after completion of background task.Like Give some message.
+      MessageBox.Show("Task Completed");
+    }
+
+    #endregion
+
     /// <summary>
     /// Form chiamante
     /// </summary>
@@ -2990,6 +3060,21 @@ namespace IOB_WIN
       return answ;
     }
     /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="outVal"></param>
+    /// <param name="valore"></param>
+    /// <param name="chiave"></param>
+    /// <returns></returns>
+    public void saveValue(ref Dictionary<string, string> outVal, double valore, string chiave)
+    {
+      bool scaduto = stackVal_TSVC(chiave, valore);
+      // recupero VC
+      valore = getVal_TSVC(chiave, scaduto);
+      if (scaduto) outVal.Add(chiave, $"{valore}");
+      LastTSVC[chiave] = valore;
+    }
+    /// <summary>
     /// Recupera la VC x TS, svuotando lista e resettando periodo partenza
     /// </summary>                        
     /// <param name="VCName">Nome della VC</param>
diff --git a/IOB-WIN/IobSiemens.cs b/IOB-WIN/IobSiemens.cs
index e1355c57..ceb73497 100644
--- a/IOB-WIN/IobSiemens.cs
+++ b/IOB-WIN/IobSiemens.cs
@@ -377,7 +377,6 @@ namespace IOB_WIN
       lgInfo($"Init IOB, con {iobConfSer}");
     }
 
-
     /// <summary>
     /// Test connessione CNC
     /// </summary>
@@ -1015,21 +1014,6 @@ namespace IOB_WIN
       }
       return outVal;
     }
-    /// <summary>
-    /// 
-    /// </summary>
-    /// <param name="outVal"></param>
-    /// <param name="valore"></param>
-    /// <param name="chiave"></param>
-    /// <returns></returns>
-    private void saveValue(ref Dictionary<string, string> outVal, double valore, string chiave)
-    {
-      bool scaduto = stackVal_TSVC(chiave, valore);
-      // recupero VC
-      valore = getVal_TSVC(chiave, scaduto);
-      if (scaduto) outVal.Add(chiave, $"{valore}");
-      LastTSVC[chiave] = valore;
-    }
 
     #endregion
   }
diff --git a/IOB-WIN/packages.config b/IOB-WIN/packages.config
index afd5969e..3c1ecd60 100644
--- a/IOB-WIN/packages.config
+++ b/IOB-WIN/packages.config
@@ -5,6 +5,11 @@
   <package id="Microsoft.Bcl" version="1.1.10" targetFramework="net40-client" />
   <package id="Microsoft.Bcl.Async" version="1.0.168" targetFramework="net40-client" />
   <package id="Microsoft.Bcl.Build" version="1.0.21" targetFramework="net40-client" />
+  <package id="Microsoft.CodeAnalysis.FxCopAnalyzers" version="2.9.7" targetFramework="net40-client" developmentDependency="true" />
+  <package id="Microsoft.CodeAnalysis.VersionCheckAnalyzer" version="2.9.7" targetFramework="net40-client" developmentDependency="true" />
+  <package id="Microsoft.CodeQuality.Analyzers" version="2.9.7" targetFramework="net40-client" developmentDependency="true" />
+  <package id="Microsoft.NetCore.Analyzers" version="2.9.7" targetFramework="net40-client" developmentDependency="true" />
+  <package id="Microsoft.NetFramework.Analyzers" version="2.9.7" targetFramework="net40-client" developmentDependency="true" />
   <package id="Microsoft.VisualStudio.SlowCheetah" version="3.2.26" targetFramework="net40-client" developmentDependency="true" />
   <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net40-client" />
   <package id="NLog" version="4.6.7" targetFramework="net40-client" />