diff --git a/IOB-WIN/AdapterForm.cs b/IOB-WIN/AdapterForm.cs
index 55d1df58..b774c781 100644
--- a/IOB-WIN/AdapterForm.cs
+++ b/IOB-WIN/AdapterForm.cs
@@ -206,12 +206,18 @@ namespace IOB_WIN
     /// <param name="txt2log"></param>
     protected void lgError(string txt2log)
     {
-      lg.Factory.Configuration.Variables["codIOB"] = this.CurrIOB;
-      lg.Error(txt2log);
-      // salvo anche in logwatcher...
-      newDisplayData currDispData = new newDisplayData();
-      currDispData.newLiveLogData = $"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")} | ERROR | {txt2log}";
-      updateFormDisplay(currDispData);
+      if (!string.IsNullOrEmpty(txt2log))
+      {
+        lg.Factory.Configuration.Variables["codIOB"] = this.CurrIOB;
+        lg.Error(txt2log);
+        // salvo anche in logwatcher... SE non si dimostra ricorsivo...
+        if (!txt2log.Contains("logWatcher"))
+        {
+          newDisplayData currDispData = new newDisplayData();
+          currDispData.newLiveLogData = $"{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")} | ERROR | {txt2log}";
+          updateFormDisplay(currDispData);
+        }
+      }
     }
 
 
@@ -470,7 +476,7 @@ namespace IOB_WIN
       // verifico IOB status
       IobWinStatus currIobStatus = new IobWinStatus()
       {
-        CodIob  = iobObj.cIobConf.codIOB,
+        CodIob = iobObj.cIobConf.codIOB,
         queueEvLen = evQueueLen,
         queueFlLen = flQueueLen,
         queueAlLen = alQueueLen,
diff --git a/IOB-WIN/App.config b/IOB-WIN/App.config
index b5ce548d..35cecf7c 100644
--- a/IOB-WIN/App.config
+++ b/IOB-WIN/App.config
@@ -20,12 +20,12 @@
     <add key="pingMsTimeout" value="1500" />
     <add key="urlCallTOut" value="1000" />
     <!-- ciclo corto x invio a server: ms -->
-    <add key="timerIntMs" value="10" />
-    <add key="fastCount" value="20" />
-    <add key="normCount" value="200" />
-    <add key="slowCount" value="500" />
-    <add key="verySlowCount" value="3000" />
-    <add key="sampleMemCount" value="6000" />
+    <add key="timerIntMs" value="50" />
+    <add key="fastCount" value="4" />
+    <add key="normCount" value="40" />
+    <add key="slowCount" value="100" />
+    <add key="verySlowCount" value="600" />
+    <add key="sampleMemCount" value="1200" />
     <add key="waitEndCycle" value="0" />
     <add key="comCheckTOut" value="10" />
     <!-- watchdog, ping, check disconnesso -->
diff --git a/IOB-WIN/DATA/CONF/WPS.json b/IOB-WIN/DATA/CONF/WPS.json
index 893a6133..fe198e13 100644
--- a/IOB-WIN/DATA/CONF/WPS.json
+++ b/IOB-WIN/DATA/CONF/WPS.json
@@ -1,7 +1,7 @@
 {
   "SrvData": {
     "baseUri": "http://cassera.steamware.net/prova.html",
-    "driverName": "FIREFOX"
+    "driverName": "CHROME"
   },
   "DynData": [
     {
diff --git a/IOB-WIN/IobWPS.cs b/IOB-WIN/IobWPS.cs
index 56376272..bb848db6 100644
--- a/IOB-WIN/IobWPS.cs
+++ b/IOB-WIN/IobWPS.cs
@@ -148,13 +148,11 @@ namespace IOB_WIN
       {
         try
         {
-          var t = TaskEx.Run(() => startDriver());
-          t.Wait();
-
+          //var t = TaskEx.Run(() => startDriver());
+          //t.Wait();
+          // modalità sincrona
+          startDriver();
           lgInfo("Completato start driver");
-
-          // vecchia modalità sincrona
-          //startDriver();
         }
         catch (Exception exc)
         {
@@ -181,7 +179,6 @@ namespace IOB_WIN
         ChromeDriverService service = ChromeDriverService.CreateDefaultService(Application.StartupPath);
         service.HideCommandPromptWindow = true;
         driver = new ChromeDriver(service, o);
-        //driver = new ChromeDriver(Environment.CurrentDirectory, o);
       }
       else
       {
@@ -194,11 +191,10 @@ namespace IOB_WIN
         FirefoxDriverService service = FirefoxDriverService.CreateDefaultService(Application.StartupPath);
         service.HideCommandPromptWindow = true;
         driver = new FirefoxDriver(service, o);
-        //driver = new FirefoxDriver(Environment.CurrentDirectory, o);
       }
       // aggiungo timeout x JScripts
-      driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(10);
-      driver.Manage().Timeouts().PageLoad = TimeSpan.FromSeconds(10);
+      driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(20);
+      driver.Manage().Timeouts().PageLoad = TimeSpan.FromSeconds(20);
       // imposto pagina di acquisizione
       driver.Navigate().GoToUrl(baseUri);
     }