diff --git a/SteamWare/memLayer.cs b/SteamWare/memLayer.cs
index 124263c..8b57558 100644
--- a/SteamWare/memLayer.cs
+++ b/SteamWare/memLayer.cs
@@ -1,5 +1,6 @@
 using MongoDB.Driver;
 using Newtonsoft.Json;
+using NLog;
 using StackExchange.Redis;
 using System;
 using System.Collections.Generic;
@@ -15,52 +16,6 @@ namespace SteamWare
     /// </summary>
     public class memLayer
     {
-        #region Private Fields
-
-        /// <summary>
-        /// Connessione lazy a redis...
-        /// </summary>
-        private Lazy<ConnectionMultiplexer> lazyConnection = new Lazy<ConnectionMultiplexer>(() =>
-        {
-            string RedisConn = memLayer.ML.confReadString("RedisConn");
-            if (string.IsNullOrEmpty(RedisConn))
-            {
-                RedisConn = "localhost,abortConnect=false,ssl=false";
-            }
-
-            return ConnectionMultiplexer.Connect(RedisConn);
-        });
-
-        /// <summary>
-        /// Connessione lazy a redis...
-        /// </summary>
-        private Lazy<ConnectionMultiplexer> lazyConnectionAdmin = new Lazy<ConnectionMultiplexer>(() =>
-        {
-            string RedisConnAdmin = memLayer.ML.confReadString("RedisConnAdmin");
-            if (string.IsNullOrEmpty(RedisConnAdmin))
-            {
-                RedisConnAdmin = "localhost,abortConnect=false,ssl=false,allowAdmin=true";
-            }
-
-            return ConnectionMultiplexer.Connect(RedisConnAdmin);
-        });
-
-        #endregion Private Fields
-
-        #region Protected Fields
-
-        /// <summary>
-        /// lettore file configurazione
-        /// </summary>
-        protected AppSettingsReader configAppSetReader;
-
-        /// <summary>
-        /// Oggetto MongoDbCLient x accesso al motore
-        /// </summary>
-        protected MongoClient currMongoClient;
-
-        #endregion Protected Fields
-
         #region Public Fields
 
         /// <summary>
@@ -85,23 +40,6 @@ namespace SteamWare
 
         #endregion Public Fields
 
-        #region Protected Constructors
-
-        /// <summary>
-        /// classe gestione accessi a Session, cache, viewstate, configuration...
-        /// </summary>
-        protected memLayer()
-        {
-            // istanzia il conf setting reader...
-            configAppSetReader = new AppSettingsReader();
-            // avvio e configuro TA
-            initTA();
-            setupConnectionStringBase();
-            setupMongo();
-        }
-
-        #endregion Protected Constructors
-
         #region Public Enums
 
         /// <summary>
@@ -132,59 +70,6 @@ namespace SteamWare
 
         #endregion Public Enums
 
-        #region Private Properties
-
-        /// <summary>
-        /// Oggetto currentDb locale
-        /// </summary>
-        private IDatabase _currDB { get; set; }
-
-        #endregion Private Properties
-
-        #region Protected Properties
-
-        /// <summary>
-        /// stringa conn x DB CONF
-        /// </summary>
-        protected string connStringDbConf
-        {
-            get
-            {
-                string answ = "";
-                answ = confReadString("DbConfConnectionString");
-                // se fosse vuota fallback a path dei permessi...
-                if (string.IsNullOrEmpty(answ))
-                {
-                    answ = confReadString("PermessiConnectionString");
-                }
-                // se ancora vuota --> devAuth
-                if (string.IsNullOrEmpty(answ))
-                {
-                    answ = confReadString("DevicesAuthConnectionString");
-                }
-                return answ;
-            }
-        }
-
-        /// <summary>
-        /// Stringa di connessione mongoDb
-        /// </summary>
-        protected string mongoConnString
-        {
-            get
-            {
-                string answ = "";
-                answ = confReadString("mdbConnString");
-                if (string.IsNullOrEmpty(answ))
-                {
-                    answ = "mongodb://W2019-MONGODB:27017";
-                }
-                return answ;
-            }
-        }
-
-        #endregion Protected Properties
-
         #region Public Properties
 
         /// <summary>
@@ -302,7 +187,7 @@ namespace SteamWare
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog(string.Format("Errore in lettura valore maxAgeAppConf_min{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                    Log.Error(string.Format("Errore in lettura valore maxAgeAppConf_min{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
                 }
                 return maxAge * 60;
             }
@@ -349,7 +234,8 @@ namespace SteamWare
         }
 
         /// <summary>
-        /// Verifica se si debba serializzare ogni valore complesso (tabelle/righe) in sessione (per impiego di sessioni avanzate come Redis)
+        /// Verifica se si debba serializzare ogni valore complesso (tabelle/righe) in sessione (per
+        /// impiego di sessioni avanzate come Redis)
         /// </summary>
         public bool serializeSession
         {
@@ -378,7 +264,7 @@ namespace SteamWare
                 catch (Exception exc)
                 {
                     answ = new Dictionary<string, string>();
-                    logger.lg.scriviLog(string.Format("Errore in tabelleInCache{0}{1}", Environment.NewLine, exc));
+                    Log.Error(string.Format("Errore in tabelleInCache{0}{1}", Environment.NewLine, exc));
                 }
                 return answ;
             }
@@ -418,150 +304,6 @@ namespace SteamWare
 
         #endregion Public Properties
 
-        #region Private Methods
-
-        /// <summary>
-        /// Effettua comaprazione x CHIAVE in KVP ASC
-        /// </summary>
-        /// <param name="x"></param>
-        /// <param name="y"></param>
-        /// <returns></returns>
-        private int CompareKey(KeyValuePair<string, int> x, KeyValuePair<string, int> y)
-        {
-            return x.Key.CompareTo(y.Key);
-        }
-
-        /// <summary>
-        /// Effettua comaprazione x CHIAVE in KVP DESC
-        /// </summary>
-        /// <param name="x"></param>
-        /// <param name="y"></param>
-        /// <returns></returns>
-        private int CompareKeyDesc(KeyValuePair<string, int> x, KeyValuePair<string, int> y)
-        {
-            return y.Key.CompareTo(x.Key);
-        }
-
-        /// <summary>
-        /// Init accesso MongoDb
-        /// </summary>
-        private void setupMongo()
-        {
-            currMongoClient = new MongoClient(mongoConnString);
-        }
-
-        #endregion Private Methods
-
-        #region Protected Methods
-
-        /// <summary>
-        /// init dei table adapters
-        /// </summary>
-        protected void initTA()
-        {
-            taConfig = new DS_UtilityTableAdapters.ConfigTableAdapter();
-            taConfigTmp = new DS_UtilityTableAdapters.ConfigTmpTableAdapter();
-        }
-
-        /// <summary>
-        /// Aggiornamento di una chiave in tabella config
-        /// </summary>
-        /// <param name="chiave"></param>
-        /// <param name="valore"></param>
-        public void updateAppConf(string chiave, string valore)
-        {
-            // recupero valore attuale...
-            memLayer nML = new memLayer();
-            nML.taConfig.updateQuery(chiave, valore);
-            resetAppConf();
-        }
-
-        /// <summary>
-        /// carica in ram oggetto AppConf
-        /// </summary>
-        /// <returns></returns>
-        protected Dictionary<string, string> ricaricaAppConf()
-        {
-            Dictionary<string, string> answ = new Dictionary<string, string>();
-            // istanzio un NUOVO oggetto x evitare problemi init contestuali
-            memLayer nML = new memLayer();
-            var tabDati = nML.taConfig.GetData();
-            // carico
-            foreach (DS_Utility.ConfigRow riga in tabDati)
-            {
-                try
-                {
-                    answ.Add(riga.chiave, riga.valore);
-                }
-                catch (Exception exc)
-                {
-                    logger.lg.scriviLog(string.Format("Errore procedura ricaricaAppConf per kvp: {0} / {1}{2}{3}", riga.chiave, riga.valore, Environment.NewLine, exc), tipoLog.EXCEPTION);
-                }
-            }
-            // log ricarica
-            Logger.Logging.Instance.Info($"Effettuata procedura ricaricaAppConf per {answ.Count} records");
-            return answ;
-        }
-
-        /// <summary>
-        /// effettua setup dei connection strings da web.config delal singola applicazione
-        /// </summary>
-        protected virtual void setupConnectionStringBase()
-        {
-            // connections del db
-            taConfig.Connection.ConnectionString = connStringDbConf;
-            taConfigTmp.Connection.ConnectionString = connStringDbConf;
-        }
-
-        /// <summary>
-        /// avvio oggetto AppConf in ram
-        /// </summary>
-        protected void startupAppConf()
-        {
-            // SOLO SE ho la chiave x abilitare config su DB...
-            if (confReadString("DbConfConnectionString") != "")
-            {
-                try
-                {
-                    if (redKeyPresent(ACBH))
-                    {
-                        AppConf = new Dictionary<string, string>();
-                        foreach (var item in redGetHash(ACBH))
-                        {
-                            if (AppConf.ContainsKey(item.Key))
-                            {
-                                AppConf[item.Key] = item.Value;
-                            }
-                            else
-                            {
-                                AppConf.Add(item.Key, item.Value);
-                            }
-                        }
-                    }
-                    else
-                    {
-                        AppConf = ricaricaAppConf();
-                        KeyValuePair<string, string>[] valori = new KeyValuePair<string, string>[AppConf.Count];
-                        int i = 0;
-                        foreach (var item in AppConf)
-                        {
-                            valori[i] = new KeyValuePair<string, string>(item.Key, item.Value);
-                            i++;
-                        }
-                        // salvo in redis valori (con TTL)
-                        redSaveHash(ACBH, valori, maxAgeAppConf);
-                        Logger.Logging.Instance.Info("Completato procedura startupAppConf");
-                    }
-                }
-                catch (Exception exc)
-                {
-                    Logger.Logging.Instance.Error($"Errore in startupAppConf:{Environment.NewLine}{exc}");
-                }
-            }
-        }
-
-        #endregion Protected Methods
-
         #region Public Methods
 
         /// <summary>
@@ -575,12 +317,13 @@ namespace SteamWare
         }
 
         /// <summary>
-        /// aggiunge la stringa corrente nel dictionary delle tabelle messe in cache e da aggiornare su comando update
+        /// aggiunge la stringa corrente nel dictionary delle tabelle messe in cache e da aggiornare
+        /// su comando update
         /// </summary>
         /// <param name="nuovaTab"></param>
         public void addTabInCache(string nuovaTab)
         {
-            // provo ad aggiungere nuova tab  in elenco...
+            // provo ad aggiungere nuova tab in elenco...
             Dictionary<string, string> _tabelleInCache = tabelleInCache;
             try
             {
@@ -592,13 +335,14 @@ namespace SteamWare
         }
 
         /// <summary>
-        /// aggiunge la stringa corrente nel dictionary delle tabelle messe in session che vanno preservate da comando update (es: oggetto selezionato...)
+        /// aggiunge la stringa corrente nel dictionary delle tabelle messe in session che vanno
+        /// preservate da comando update (es: oggetto selezionato...)
         /// </summary>
         /// <param name="nomePar"></param>
         /// <param name="valore"></param>
         public void addValInSession(string nomePar, string valore)
         {
-            // provo ad aggiungere nuova tab  in elenco...
+            // provo ad aggiungere nuova tab in elenco...
             Dictionary<string, string> _valoriInSession2Survive = valSess2SurvUpd;
             // verifico se fare update o insert...
             if (_valoriInSession2Survive.ContainsKey(nomePar))
@@ -693,12 +437,12 @@ namespace SteamWare
                     bool fatto = bool.TryParse(sVal, out answ);
                     if (!fatto)
                     {
-                        logger.lg.scriviLog($"Errore in lettura chiave [{chiave}] durante cdvb: ricevuto {sVal}", tipoLog.EXCEPTION);
+                        Log.Info($"Errore in lettura chiave [{chiave}] durante cdvb: ricevuto {sVal}", tipoLog.EXCEPTION);
                     }
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog($"Errore in lettura chiave [{chiave}] durante cdvb{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
+                    Log.Error($"Errore in lettura chiave [{chiave}] durante cdvb{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
                 }
             }
             return answ;
@@ -721,12 +465,12 @@ namespace SteamWare
                     bool fatto = int.TryParse(sVal, out answ);
                     if (!fatto)
                     {
-                        logger.lg.scriviLog($"Errore in lettura chiave [{chiave}] durante cdvi: ricevuto {sVal}", tipoLog.EXCEPTION);
+                        Log.Info($"Errore in lettura chiave [{chiave}] durante cdvi: ricevuto {sVal}", tipoLog.EXCEPTION);
                     }
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog($"Errore in lettura chiave [{chiave}] durante cdvi{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
+                    Log.Error($"Errore in lettura chiave [{chiave}] durante cdvi{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
                 }
             }
             return answ;
@@ -779,7 +523,7 @@ namespace SteamWare
                     // controllo SE in redis ci sia ancora il valore, altrimenti rileggo...
                     if (!redKeyPresent(ACBH))
                     {
-                        logger.lg.scriviLog(string.Format("Manca HASH in redis --> rileggo da DB --> REDIS --> Memoria | {0} | {1}", ACBH, chiave), tipoLog.INFO);
+                        Log.Info($"Manca HASH in redis --> rileggo da DB --> REDIS --> Memoria | {ACBH} | {chiave}");
                         resetAppConf();
                     }
                     // provo a leggere da DICT
@@ -791,7 +535,7 @@ namespace SteamWare
                         }
                         catch (Exception exc)
                         {
-                            logger.lg.scriviLog(string.Format("Errore in lettura AppConf[{0}] durante configDbVal{1}{2}", chiave, Environment.NewLine, exc), tipoLog.EXCEPTION);
+                            Log.Error($"Errore in lettura AppConf[{chiave}] durante configDbVal{Environment.NewLine}{exc}");
                         }
                     }
                 }
@@ -1138,7 +882,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in getRSV:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in getRSV:{Environment.NewLine}{exc}");
             }
             return answInt;
         }
@@ -1179,7 +923,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in getRKeys:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in getRKeys:{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1198,7 +942,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                //logger.lg.scriviLog(string.Format("Errore in getRSV:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in getRSV:{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1217,8 +961,10 @@ namespace SteamWare
                 {
                     answ = HttpContext.Current.Request.Cookies[nome].Value != "";
                 }
-                catch
-                { }
+                catch (Exception exc)
+                {
+                    Log.Error($"Errore in hasCookieVal:{Environment.NewLine}{exc}");
+                }
             }
             return answ;
         }
@@ -1284,7 +1030,7 @@ namespace SteamWare
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog(string.Format("Errore in verifica isInCacheObject REDIS per chiave{0}{1}{2}", nomeVar, Environment.NewLine, exc));
+                    Log.Error($"Errore in verifica isInCacheObject REDIS per chiave{nomeVar}{Environment.NewLine}{exc}");
                 }
             }
             else
@@ -1294,8 +1040,10 @@ namespace SteamWare
                 {
                     stringAnsw = HttpContext.Current.Cache[nomeVar].ToString() != "";
                 }
-                catch
-                { }
+                catch (Exception exc)
+                {
+                    Log.Error($"Errore in verifica HttpContext.Current.Cache per chiave{nomeVar}{Environment.NewLine}{exc}");
+                }
                 // infine condizione doppia...
                 try
                 {
@@ -1303,7 +1051,7 @@ namespace SteamWare
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog(string.Format("Errore in verifica isInCacheObject per chiave{0}{1}{2}", nomeVar, Environment.NewLine, exc));
+                    Log.Error($"Errore in verifica NULL per HttpContext.Current.Cache per chiave{nomeVar}{Environment.NewLine}{exc}");
                 }
             }
             return answ;
@@ -1317,22 +1065,15 @@ namespace SteamWare
         public bool isInSessionObject(string nomeVar)
         {
             bool answ = false;
-            bool stringAnsw = false;
             // cerco se ci sia...
             try
             {
-                //stringAnsw = (string)HttpContext.Current.Session[nomeVar].ToString() != "";
-                stringAnsw = HttpContext.Current.Session[nomeVar] != null;
+                answ = (HttpContext.Current.Session[nomeVar] != null);
             }
-            catch
-            { }
-            // infine condizione doppia...
-            try
+            catch (Exception exc)
             {
-                answ = (HttpContext.Current.Session[nomeVar] != null && stringAnsw);
+                Log.Error($"Errore in isInSessionObject:{Environment.NewLine}{exc}");
             }
-            catch
-            { }
             return answ;
         }
 
@@ -1409,8 +1150,10 @@ namespace SteamWare
             {
                 answ = Convert.ToBoolean(HttpContext.Current.Request.QueryString[nome]);
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in QSB:{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1426,8 +1169,10 @@ namespace SteamWare
             {
                 answ = Convert.ToDateTime(HttpContext.Current.Request.QueryString[nome]);
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in QSD:{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1443,8 +1188,10 @@ namespace SteamWare
             {
                 answ = Convert.ToInt32(HttpContext.Current.Request.QueryString[nome]);
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in QSI:{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1462,8 +1209,10 @@ namespace SteamWare
                 {
                     answ = HttpContext.Current.Request.QueryString[nome].ToString().Trim();
                 }
-                catch
-                { }
+                catch (Exception exc)
+                {
+                    Log.Error($"Errore in QSS:{Environment.NewLine}{exc}");
+                }
             }
             return answ;
         }
@@ -1476,8 +1225,7 @@ namespace SteamWare
         public int redCountKey(string keyPattern)
         {
             int answ = 0;
-            // cerco se ci sia valore in redis...
-            // se vuoto = ALL...
+            // cerco se ci sia valore in redis... se vuoto = ALL...
             keyPattern = string.IsNullOrEmpty(keyPattern) ? "**" : keyPattern;
             try
             {
@@ -1492,7 +1240,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("{0}", exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in redCountKey:{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1512,8 +1260,10 @@ namespace SteamWare
                 cache.KeyDelete(chiave);
                 answ = true;
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redDelKey:{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1525,8 +1275,7 @@ namespace SteamWare
         public bool redFlushKey(string keyPattern)
         {
             bool answ = false;
-            // cerco se ci sia valore in redis...
-            // se vuoto = ALL...
+            // cerco se ci sia valore in redis... se vuoto = ALL...
             keyPattern = string.IsNullOrEmpty(keyPattern) ? "**" : keyPattern;
             try
             {
@@ -1543,7 +1292,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("{0}", exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in redFlushKey:{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1578,7 +1327,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("{0}", exc), tipoLog.EXCEPTION);
+                Log.Error($"Errore in redGetCounterByKey 01{Environment.NewLine}{exc}");
             }
             // ora recupero valori!
             var valori = getRKeys(chiavi);
@@ -1592,8 +1341,10 @@ namespace SteamWare
                     answ.Add(new KeyValuePair<string, int>(chiavi[i], currVal));
                 }
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redGetCounterByKey 02{Environment.NewLine}{exc}");
+            }
             // se richiesto riordino...
             switch (orderBy)
             {
@@ -1640,8 +1391,10 @@ namespace SteamWare
                     i++;
                 }
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redGetHash{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1663,8 +1416,10 @@ namespace SteamWare
                     answ.Add(item.Name, item.Value);
                 }
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redGetHashDict{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1685,8 +1440,10 @@ namespace SteamWare
                 RedisValue valOut = cache.HashGet(chiave, campo);
                 answ = valOut.ToString();
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redGetHashField{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1698,8 +1455,7 @@ namespace SteamWare
         public List<RedisKey> redGetKeys(string keyPattern)
         {
             List<RedisKey> answ = new List<RedisKey>();
-            // cerco se ci sia valore in redis...
-            // se vuoto = ALL...
+            // cerco se ci sia valore in redis... se vuoto = ALL...
             keyPattern = string.IsNullOrEmpty(keyPattern) ? "**" : keyPattern;
             try
             {
@@ -1714,13 +1470,14 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                Logger.Logging.LogException(exc, Logger.Constants.ERROR_LEVEL.Error);
+                Log.Error($"Errore in redGetKeys{Environment.NewLine}{exc}");
             }
             return answ;
         }
 
         /// <summary>
-        /// Nome della variabile HASH da utilizzare (dato CodModulo / Server / DB impiegato da funzionalita' DbConfig) + keyName richiesto...
+        /// Nome della variabile HASH da utilizzare (dato CodModulo / Server / DB impiegato da
+        /// funzionalita' DbConfig) + keyName richiesto...
         /// </summary>
         public string redHash(string keyName)
         {
@@ -1729,8 +1486,10 @@ namespace SteamWare
             {
                 answ = string.Format("{0}:{1}:{2}:{3}", confReadString("CodModulo"), taConfig.Connection.DataSource, taConfig.Connection.Database, keyName).Replace("\\", "_");
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redHash{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1749,7 +1508,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in redHashPresent per la key {2}{0}{1}", Environment.NewLine, exc, key), tipoLog.EXCEPTION);
+                Log.Error($"Errore in redHashPresent | {key}{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1767,8 +1526,10 @@ namespace SteamWare
                 RedisKey chiave = key;
                 answ = redHashPresent(chiave);
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redHashPresentSz | {key}{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1787,7 +1548,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in redKeyPresent per la key {2}:{0}{1}", Environment.NewLine, exc, key), tipoLog.EXCEPTION);
+                Log.Error($"Errore in redKeyPresent | RedisKey: {key}{Environment.NewLine}{exc}");
             }
             return answ;
         }
@@ -1805,8 +1566,10 @@ namespace SteamWare
                 RedisKey chiave = key;
                 answ = redKeyPresent(chiave);
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redKeyPresentSz | {key}{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1833,8 +1596,10 @@ namespace SteamWare
                 cache.HashSet(chiave, valori);
                 answ = true;
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redSaveHash{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1843,7 +1608,9 @@ namespace SteamWare
         /// </summary>
         /// <param name="hashKey">chiave</param>
         /// <param name="hashFields">valori</param>
-        /// <param name="expireSeconds">scadenza preimpostata hash (secondi) | defaoult = -1 (non scade)</param>
+        /// <param name="expireSeconds">
+        /// scadenza preimpostata hash (secondi) | defaoult = -1 (non scade)
+        /// </param>
         /// <returns></returns>
         public bool redSaveHash(string hashKey, KeyValuePair<string, string>[] hashFields, double expireSeconds = -1)
         {
@@ -1859,8 +1626,10 @@ namespace SteamWare
                 }
                 //answ = true;
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redSaveHash | {hashKey}{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1887,8 +1656,10 @@ namespace SteamWare
                 cache.HashSet(chiave, valori);
                 answ = true;
             }
-            catch
-            { }
+            catch (Exception exc)
+            {
+                Log.Error($"Errore in redSaveHashDict | {hashKey}{Environment.NewLine}{exc}");
+            }
             return answ;
         }
 
@@ -1897,7 +1668,9 @@ namespace SteamWare
         /// </summary>
         /// <param name="hashKey">chiave</param>
         /// <param name="hashFields">valori</param>
-        /// <param name="expireSeconds">scadenza preimpostata hash (secondi) | defaoult = -1 (non scade)</param>
+        /// <param name="expireSeconds">
+        /// scadenza preimpostata hash (secondi) | defaoult = -1 (non scade)
+        /// </param>
         /// <returns></returns>
         public bool redSaveHashDict(string hashKey, Dictionary<string, string> hashFields, double expireSeconds = -1)
         {
@@ -1970,7 +1743,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("{0}", exc), tipoLog.EXCEPTION);
+                Log.Info(string.Format("{0}", exc), tipoLog.EXCEPTION);
             }
             return answ;
         }
@@ -1998,7 +1771,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in resetRCnt:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Info(string.Format("Errore in resetRCnt:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
             }
             return answ;
         }
@@ -2121,7 +1894,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in setRCD:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Info(string.Format("Errore in setRCD:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
             }
             return answ;
         }
@@ -2140,13 +1913,13 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in setRCI:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Info(string.Format("Errore in setRCI:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
             }
             return answ;
         }
 
         /// <summary>
-        /// Salva  un set KVP (Key Value Pair) in RedisCache
+        /// Salva un set KVP (Key Value Pair) in RedisCache
         /// </summary>
         /// <param name="valori">Set KVP chiave-valore da salvare</param>
         /// <returns></returns>
@@ -2160,7 +1933,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format("Errore in setRKeys:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
+                Log.Info(string.Format("Errore in setRKeys:{0}{1}", Environment.NewLine, exc), tipoLog.EXCEPTION);
             }
             return answ;
         }
@@ -2183,12 +1956,12 @@ namespace SteamWare
                 }
                 catch (Exception exc)
                 {
-                    logger.lg.scriviLog($"Eccezzione in setRSV | chiave: {chiave} | valore: {valore}{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
+                    Log.Info($"Eccezzione in setRSV | chiave: {chiave} | valore: {valore}{Environment.NewLine}{exc}", tipoLog.EXCEPTION);
                 }
             }
             else
             {
-                logger.lg.scriviLog("Errore: chiave non valida (vuota) in setRSV", tipoLog.ERROR);
+                Log.Info("Errore: chiave non valida (vuota) in setRSV", tipoLog.ERROR);
             }
             return answ;
         }
@@ -2212,7 +1985,7 @@ namespace SteamWare
             }
             catch (Exception exc)
             {
-                logger.lg.scriviLog(string.Format($"Errore in setRSV | chiave: {chiave} | valore: {valore} | TTL: {TTL_sec}{Environment.NewLine}{exc}"), tipoLog.EXCEPTION);
+                Log.Info(string.Format($"Errore in setRSV | chiave: {chiave} | valore: {valore} | TTL: {TTL_sec}{Environment.NewLine}{exc}"), tipoLog.EXCEPTION);
             }
             return answ;
         }
@@ -2240,7 +2013,9 @@ namespace SteamWare
         /// </summary>
         /// <param name="nome">nome della variabile</param>
         /// <param name="dSet">DataSet da salvare</param>
-        /// <param name="surviveUpdate">indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)</param>
+        /// <param name="surviveUpdate">
+        /// indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)
+        /// </param>
         /// <returns></returns>
         public bool setSessionDataSet(string nome, DataSet dSet, bool surviveUpdate)
         {
@@ -2280,7 +2055,9 @@ namespace SteamWare
         /// </summary>
         /// <param name="nome">nome della variabile</param>
         /// <param name="dTable">DataTable da salvare</param>
-        /// <param name="surviveUpdate">indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)</param>
+        /// <param name="surviveUpdate">
+        /// indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)
+        /// </param>
         public bool setSessionDataTable(string nome, DataTable dTable, bool surviveUpdate)
         {
             bool _done = false;
@@ -2319,7 +2096,9 @@ namespace SteamWare
         /// </summary>
         /// <param name="nome">nome della variabile</param>
         /// <param name="valore">valore associato</param>
-        /// <param name="surviveUpdate">indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)</param>
+        /// <param name="surviveUpdate">
+        /// indica se debba sopravvivere ad update (inserita in elenco valSess2SurvUpd)
+        /// </param>
         /// <returns></returns>
         public bool setSessionVal(string nome, object valore, bool surviveUpdate)
         {
@@ -2385,6 +2164,268 @@ namespace SteamWare
             return answ;
         }
 
+        /// <summary>
+        /// Aggiornamento di una chiave in tabella config
+        /// </summary>
+        /// <param name="chiave"></param>
+        /// <param name="valore"></param>
+        public void updateAppConf(string chiave, string valore)
+        {
+            // recupero valore attuale...
+            memLayer nML = new memLayer();
+            nML.taConfig.updateQuery(chiave, valore);
+            resetAppConf();
+        }
+
         #endregion Public Methods
+
+        #region Protected Fields
+
+        /// <summary>
+        /// lettore file configurazione
+        /// </summary>
+        protected AppSettingsReader configAppSetReader;
+
+        /// <summary>
+        /// Oggetto MongoDbCLient x accesso al motore
+        /// </summary>
+        protected MongoClient currMongoClient;
+
+        #endregion Protected Fields
+
+        #region Protected Constructors
+
+        /// <summary>
+        /// classe gestione accessi a Session, cache, viewstate, configuration...
+        /// </summary>
+        protected memLayer()
+        {
+            // istanzia il conf setting reader...
+            configAppSetReader = new AppSettingsReader();
+            // avvio e configuro TA
+            initTA();
+            setupConnectionStringBase();
+            setupMongo();
+        }
+
+        #endregion Protected Constructors
+
+        #region Protected Properties
+
+        /// <summary>
+        /// stringa conn x DB CONF
+        /// </summary>
+        protected string connStringDbConf
+        {
+            get
+            {
+                string answ = "";
+                answ = confReadString("DbConfConnectionString");
+                // se fosse vuota fallback a path dei permessi...
+                if (string.IsNullOrEmpty(answ))
+                {
+                    answ = confReadString("PermessiConnectionString");
+                }
+                // se ancora vuota --> devAuth
+                if (string.IsNullOrEmpty(answ))
+                {
+                    answ = confReadString("DevicesAuthConnectionString");
+                }
+                return answ;
+            }
+        }
+
+        /// <summary>
+        /// Stringa di connessione mongoDb
+        /// </summary>
+        protected string mongoConnString
+        {
+            get
+            {
+                string answ = "";
+                answ = confReadString("mdbConnString");
+                if (string.IsNullOrEmpty(answ))
+                {
+                    answ = "mongodb://W2019-MONGODB:27017";
+                }
+                return answ;
+            }
+        }
+
+        #endregion Protected Properties
+
+        #region Protected Methods
+
+        /// <summary>
+        /// init dei table adapters
+        /// </summary>
+        protected void initTA()
+        {
+            taConfig = new DS_UtilityTableAdapters.ConfigTableAdapter();
+            taConfigTmp = new DS_UtilityTableAdapters.ConfigTmpTableAdapter();
+        }
+
+        /// <summary>
+        /// carica in ram oggetto AppConf
+        /// </summary>
+        /// <returns></returns>
+        protected Dictionary<string, string> ricaricaAppConf()
+        {
+            Dictionary<string, string> answ = new Dictionary<string, string>();
+            // istanzio un NUOVO oggetto x evitare problemi init contestuali
+            memLayer nML = new memLayer();
+            var tabDati = nML.taConfig.GetData();
+            // carico
+            foreach (DS_Utility.ConfigRow riga in tabDati)
+            {
+                try
+                {
+                    answ.Add(riga.chiave, riga.valore);
+                }
+                catch (Exception exc)
+                {
+                    Log.Error($"Errore procedura ricaricaAppConf per kvp: {riga.chiave} / {riga.valore}{Environment.NewLine}{exc}");
+                }
+            }
+            // log ricarica
+            Logger.Logging.Instance.Info($"Effettuata procedura ricaricaAppConf per {answ.Count} records");
+            return answ;
+        }
+
+        /// <summary>
+        /// effettua setup dei connection strings da web.config delal singola applicazione
+        /// </summary>
+        protected virtual void setupConnectionStringBase()
+        {
+            // connections del db
+            taConfig.Connection.ConnectionString = connStringDbConf;
+            taConfigTmp.Connection.ConnectionString = connStringDbConf;
+        }
+
+        /// <summary>
+        /// avvio oggetto AppConf in ram
+        /// </summary>
+        protected void startupAppConf()
+        {
+            // SOLO SE ho la chiave x abilitare config su DB...
+            if (confReadString("DbConfConnectionString") != "")
+            {
+                try
+                {
+                    if (redKeyPresent(ACBH))
+                    {
+                        AppConf = new Dictionary<string, string>();
+                        foreach (var item in redGetHash(ACBH))
+                        {
+                            if (AppConf.ContainsKey(item.Key))
+                            {
+                                AppConf[item.Key] = item.Value;
+                            }
+                            else
+                            {
+                                AppConf.Add(item.Key, item.Value);
+                            }
+                        }
+                    }
+                    else
+                    {
+                        AppConf = ricaricaAppConf();
+                        KeyValuePair<string, string>[] valori = new KeyValuePair<string, string>[AppConf.Count];
+                        int i = 0;
+                        foreach (var item in AppConf)
+                        {
+                            valori[i] = new KeyValuePair<string, string>(item.Key, item.Value);
+                            i++;
+                        }
+                        // salvo in redis valori (con TTL)
+                        redSaveHash(ACBH, valori, maxAgeAppConf);
+                        Logger.Logging.Instance.Info("Completato procedura startupAppConf");
+                    }
+                }
+                catch (Exception exc)
+                {
+                    Logger.Logging.Instance.Error($"Errore in startupAppConf:{Environment.NewLine}{exc}");
+                }
+            }
+        }
+
+        #endregion Protected Methods
+
+        #region Private Fields
+
+        private static NLog.Logger Log = LogManager.GetCurrentClassLogger();
+
+        /// <summary>
+        /// Connessione lazy a redis...
+        /// </summary>
+        private Lazy<ConnectionMultiplexer> lazyConnection = new Lazy<ConnectionMultiplexer>(() =>
+        {
+            string RedisConn = memLayer.ML.confReadString("RedisConn");
+            if (string.IsNullOrEmpty(RedisConn))
+            {
+                RedisConn = "localhost,abortConnect=false,ssl=false";
+            }
+
+            return ConnectionMultiplexer.Connect(RedisConn);
+        });
+
+        /// <summary>
+        /// Connessione lazy a redis...
+        /// </summary>
+        private Lazy<ConnectionMultiplexer> lazyConnectionAdmin = new Lazy<ConnectionMultiplexer>(() =>
+        {
+            string RedisConnAdmin = memLayer.ML.confReadString("RedisConnAdmin");
+            if (string.IsNullOrEmpty(RedisConnAdmin))
+            {
+                RedisConnAdmin = "localhost,abortConnect=false,ssl=false,allowAdmin=true";
+            }
+
+            return ConnectionMultiplexer.Connect(RedisConnAdmin);
+        });
+
+        #endregion Private Fields
+
+        #region Private Properties
+
+        /// <summary>
+        /// Oggetto currentDb locale
+        /// </summary>
+        private IDatabase _currDB { get; set; }
+
+        #endregion Private Properties
+
+        #region Private Methods
+
+        /// <summary>
+        /// Effettua comaprazione x CHIAVE in KVP ASC
+        /// </summary>
+        /// <param name="x"></param>
+        /// <param name="y"></param>
+        /// <returns></returns>
+        private int CompareKey(KeyValuePair<string, int> x, KeyValuePair<string, int> y)
+        {
+            return x.Key.CompareTo(y.Key);
+        }
+
+        /// <summary>
+        /// Effettua comaprazione x CHIAVE in KVP DESC
+        /// </summary>
+        /// <param name="x"></param>
+        /// <param name="y"></param>
+        /// <returns></returns>
+        private int CompareKeyDesc(KeyValuePair<string, int> x, KeyValuePair<string, int> y)
+        {
+            return y.Key.CompareTo(x.Key);
+        }
+
+        /// <summary>
+        /// Init accesso MongoDb
+        /// </summary>
+        private void setupMongo()
+        {
+            currMongoClient = new MongoClient(mongoConnString);
+        }
+
+        #endregion Private Methods
     }
 }
\ No newline at end of file