diff --git a/IOB-WIN/IobSiemens.cs b/IOB-WIN/IobSiemens.cs
index 34cf97e4..b2631c4c 100644
--- a/IOB-WIN/IobSiemens.cs
+++ b/IOB-WIN/IobSiemens.cs
@@ -47,7 +47,7 @@ namespace IOB_WIN
     /// <summary>
     /// Struttura memoria SIEMENS x lettura/scrittura da JSON file
     /// </summary>
-    public siemensMemMap memMap = new siemensMemMap();
+    public siemensMemMap memMap;
 
     #endregion
 
@@ -323,6 +323,7 @@ namespace IOB_WIN
     /// <param name="adpConf"></param>
     public IobSiemens(AdapterForm caller, IobConfiguration IOBConf) : base(caller, IOBConf)
     {
+      memMap = new siemensMemMap();
       // gestione invio ritardato contapezzi
       pzCountDelay = utils.CRI("pzCountDelay");
       lastPzCountSend = DateTime.Now;
@@ -620,24 +621,28 @@ namespace IOB_WIN
     /// </summary>
     private void loadMemConf()
     {
-      lgInfo("BEGIN reloadParametersConf");
+      lgInfo("BEGIN loadMemConf");
       // inizializzo LUT decodifica
       string jsonConf = getOptPar("PARAM_CONF");
       if (jsonConf != "")
       {
-        StreamReader reader = new StreamReader($"DATA/CONF/{jsonConf}");
+        string jsonFileName = $"DATA/CONF/{jsonConf}";
+        lgInfo($"Apertura file {jsonFileName}");
+        StreamReader reader = new StreamReader(jsonFileName);
         string jsonData = reader.ReadToEnd();
         if (jsonData != "")
         {
+          lgInfo($"File json composto da {jsonData.Length} caratteri");
           try
           {
             memMap = JsonConvert.DeserializeObject<siemensMemMap>(jsonData);
+            lgInfo($"Decodifica aree memMap: trovati {memMap.mMapRead.Count} valori TSVC");
+            lgInfo($"Decodifica aree memMap: trovati {memMap.mMapWrite.Count} parametri ");
             // se ho variabili read --> genero dati TSVC...
             if (memMap.mMapRead.Count > 0)
             {
               TSVC_Data.Clear();
               LastTSVC.Clear();
-              lgInfo($"Trovate {memMap.mMapRead.Count} chiavi TSVC");
               VCData currConf;
               int periodo = 0;
               VC_func funz = VC_func.POINT;
@@ -669,9 +674,17 @@ namespace IOB_WIN
             lgError($"Eccezione in decodifica conf json{Environment.NewLine}{exc}");
           }
         }
+        else
+        {
+          lgError("Errore in loadMemConf: file json vuoto!");
+        }
+      }
+      else
+      {
+        lgInfo("loadMemConf: non trovata opzione PARAM_CONF in file INI");
       }
       // loggo
-      lgInfo("DONE reloadParametersConf");
+      lgInfo("DONE loadMemConf");
     }
     /// <summary>
     /// Restituisce path completo file da chiave configurazione
diff --git a/Jenkinsfile b/Jenkinsfile
index 65e243e0..2c09536f 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -16,7 +16,7 @@ pipeline {
 
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=476']) {
+        withEnv(['NEXT_BUILD_NUMBER=477']) {
           // 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'