diff --git a/IOB-WIN/IobWPS.cs b/IOB-WIN/IobWPS.cs
index df6dd1d4..660a25b1 100644
--- a/IOB-WIN/IobWPS.cs
+++ b/IOB-WIN/IobWPS.cs
@@ -187,9 +187,10 @@ namespace IOB_WIN
       connectionOk = false;
       try
       {
-        // in primis chiudo driver...
-        if (driver != null && driver.WindowHandles.Count > 0)
-        {                                                   
+        // in primis chiudo driver...                          
+        if (driver != null)
+        //if (driver != null && driver.WindowHandles.Count > 0)
+        {
           driver.Quit();
         }
       }
diff --git a/Jenkinsfile b/Jenkinsfile
index 68ba5210..f6cf6db9 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -16,7 +16,7 @@ pipeline {
 
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=423']) {
+        withEnv(['NEXT_BUILD_NUMBER=424']) {
           // env.versionNumber = VersionNumber(versionNumberString : '2.3.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true)
           env.versionNumber = VersionNumber(versionNumberString : '2.3.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
           env.APP_NAME = 'MAPO-IOB-WIN'