diff --git a/MP.Data/Controllers/MpInveController.cs b/MP.Data/Controllers/MpInveController.cs
index b1823833..177b8a01 100644
--- a/MP.Data/Controllers/MpInveController.cs
+++ b/MP.Data/Controllers/MpInveController.cs
@@ -28,31 +28,17 @@ namespace MP.Data.Controllers
         /// Elenco Inventari CORRENTI (=aperti, senza data fine)
         /// </summary>
         /// <returns></returns>
-        public List<InventorySessionModel> InventSessCurrList(DateTime dtStart, DateTime? dtEnd)
+        public List<InventorySessionModel> InventSessCurrList()
         {
             List<InventorySessionModel> dbResult = new List<InventorySessionModel>();
             using (var dbCtx = new MoonPro_InveContext(_configuration))
             {
-                if(dtEnd == null)
-                {
-
-
                 dbResult = dbCtx
                             .DbInveSess
                             .Where(x => x.DtEnd == null)
                             .AsNoTracking()
                             .OrderByDescending(x => x.DtStart)
                             .ToList();
-                }
-                else
-                {
-                    dbResult = dbCtx
-                            .DbInveSess
-                            .Where(x => (x.DtEnd == dtEnd) && (x.DtStart == dtStart))
-                            .AsNoTracking()
-                            .OrderByDescending(x => x.DtStart)
-                            .ToList();
-                }
             }
             return dbResult;
         }
@@ -70,7 +56,7 @@ namespace MP.Data.Controllers
             {
                 dbResult = dbCtx
                             .DbInveSess
-                            .Where(x => x.DtStart >= FromDate && x.DtStart <= ToDate)
+                            .Where(x => x.DtStart >= FromDate && x.DtStart <= ToDate && x.DtEnd != null)
                             .AsNoTracking()
                             .OrderByDescending(x => x.DtStart)
                             .ToList();
@@ -127,7 +113,7 @@ namespace MP.Data.Controllers
                 {
                     dbResult = dbCtx
                                 .DbOperatori
-                                .Where(s => (s.MatrOpr > 0) && (s.MatrOpr == matrOpr) && (s.authKey==authKey))
+                                .Where(s => (s.MatrOpr > 0) && (s.MatrOpr == matrOpr) && (s.authKey == authKey))
                                 .AsNoTracking()
                                 .ToList();
                 }
diff --git a/MP.INVE/Data/MiDataService.cs b/MP.INVE/Data/MiDataService.cs
index 9d722505..29acf4f3 100644
--- a/MP.INVE/Data/MiDataService.cs
+++ b/MP.INVE/Data/MiDataService.cs
@@ -113,39 +113,58 @@ namespace MP.INVE.Data
             return SteamCrypto.EncryptString(rawData, passPhrase);
         }
 
-        public List<InventorySessionModel> InventSessCurrList(DateTime dtStart, DateTime? dtEnd)
+        public List<InventorySessionModel> InventSessCurrList()
         {
             Stopwatch stopWatch = new Stopwatch();
             stopWatch.Start();
             List<InventorySessionModel> result = new List<InventorySessionModel>();
+            string source = "DB";
             // cerco in redis...
-            RedisValue rawData = redisDb.StringGet(redisSessionList);
+            RedisValue rawData = redisDb.StringGet(redisSessionCurrList);
             if (!string.IsNullOrEmpty($"{rawData}"))
             {
-                var dese = JsonConvert.DeserializeObject<List<InventorySessionModel>>($"{rawData}");
-                if ((dtEnd != null) && (dese != null))
-                {
-                    result = dese.Where(x => (x.DtStart == dtStart) && (x.DtEnd == dtEnd)).ToList();
-                }
-                else
-                {
-                    result = dese;
-                }
-                stopWatch.Stop();
-                TimeSpan ts = stopWatch.Elapsed;
-                Log.Debug($"InventSessCurrList Read from REDIS: {ts.TotalMilliseconds}ms");
+                result = JsonConvert.DeserializeObject<List<InventorySessionModel>>($"{rawData}");
+                source = "REDIS";
             }
             else
             {
-                result = dbController.InventSessCurrList(dtStart, dtEnd);
-
+                result = dbController.InventSessCurrList();
                 // serializzo e salvo...
                 rawData = JsonConvert.SerializeObject(result);
-                redisDb.StringSetAsync(redisSessionList, rawData, getRandTOut(redisLongTimeCache));
-                stopWatch.Stop();
-                TimeSpan ts = stopWatch.Elapsed;
-                Log.Debug($"InventSessCurrList Read from DB: {ts.TotalMilliseconds}ms");
+                redisDb.StringSetAsync(redisSessionCurrList, rawData, getRandTOut(redisLongTimeCache));
             }
+            stopWatch.Stop();
+            TimeSpan ts = stopWatch.Elapsed;
+            Log.Debug($"InventSessCurrList Read from {source}: {ts.TotalMilliseconds}ms");
+            if (result == null)
+            {
+                result = new List<InventorySessionModel>();
+            }
+            return result;
+        }
+        public List<InventorySessionModel> InventSessHistList(DateTime dtStart, DateTime dtEnd)
+        {
+            Stopwatch stopWatch = new Stopwatch();
+            stopWatch.Start();
+            List<InventorySessionModel> result = new List<InventorySessionModel>();
+            string source = "DB";
+            // cerco in redis...
+            RedisValue rawData = redisDb.StringGet($"{redisSessionHistList}:{dtStart:yyyyMMdd_HHmmss}:{dtEnd:yyyyMMdd_HHmmss}");
+            if (!string.IsNullOrEmpty($"{rawData}"))
+            {
+                result = JsonConvert.DeserializeObject<List<InventorySessionModel>>($"{rawData}");
+                source = "REDIS";
+            }
+            else
+            {
+                result = dbController.InventSessHistList(dtStart, dtEnd);
+                // serializzo e salvo...
+                rawData = JsonConvert.SerializeObject(result);
+                redisDb.StringSetAsync(redisSessionHistList, rawData, getRandTOut(redisLongTimeCache));
+            }
+            stopWatch.Stop();
+            TimeSpan ts = stopWatch.Elapsed;
+            Log.Debug($"InventSessHistList Read from {source}: {ts.TotalMilliseconds}ms");
             if (result == null)
             {
                 result = new List<InventorySessionModel>();
@@ -180,17 +199,16 @@ namespace MP.INVE.Data
 
         #region Private Fields
 
+        private const string redisBaseAddr = "MP:INVE";
+        private const string redisElencoOperatori = redisBaseAddr + ":ListOperatori";
+        private const string redisSessionCurrList = redisBaseAddr + ":ListSessHist";
+        private const string redisSessionHistList = redisBaseAddr + ":ListSessCurr";
         private static IConfiguration _configuration = null!;
 
         private static ILogger<MiDataService> _logger = null!;
 
         private static Logger Log = LogManager.GetCurrentClassLogger();
 
-        private const string redisBaseAddr = "MP:INVE";
-
-        private const string redisElencoOperatori = redisBaseAddr + ":eleOperatori";
-        private const string redisSessionList = redisBaseAddr + ":sessionList";
-
         /// <summary>
         /// Oggetto vocabolario x uso continuo traduzione
         /// </summary>
diff --git a/MP.INVE/MP.INVE.csproj b/MP.INVE/MP.INVE.csproj
index 6a443a64..56e9de9f 100644
--- a/MP.INVE/MP.INVE.csproj
+++ b/MP.INVE/MP.INVE.csproj
@@ -5,7 +5,7 @@
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>MP.INVE</RootNamespace>
-    <Version>6.16.2211.1711</Version>
+    <Version>6.16.2211.1712</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/MP.INVE/Pages/Session.razor.cs b/MP.INVE/Pages/Session.razor.cs
index 682ace4f..cb891116 100644
--- a/MP.INVE/Pages/Session.razor.cs
+++ b/MP.INVE/Pages/Session.razor.cs
@@ -75,14 +75,15 @@ namespace MP.INVE.Pages
         private async Task reloadData()
         {
             await Task.Delay(1);
+            elencoSessioni = null;
             isLoading = true;
             if (inCorso)
             {
-                elencoSessioni = MIDataservice.InventSessCurrList(dtStart, null);
+                elencoSessioni = MIDataservice.InventSessCurrList();
             }
             else
             {
-                elencoSessioni = MIDataservice.InventSessCurrList(dtStart, dtEnd);
+                elencoSessioni = MIDataservice.InventSessHistList(dtStart, dtEnd);
             }
             isLoading = false;
         }
diff --git a/MP.INVE/Resources/ChangeLog.html b/MP.INVE/Resources/ChangeLog.html
index 553cdbb8..1a30babc 100644
--- a/MP.INVE/Resources/ChangeLog.html
+++ b/MP.INVE/Resources/ChangeLog.html
@@ -1,6 +1,6 @@
 <body>
     <i>Modulo MAPOINVE </i>
-    <h4>Versione: 6.16.2211.1711</h4>
+    <h4>Versione: 6.16.2211.1712</h4>
     <br /> Note di rilascio:
     <ul>
         <li>
diff --git a/MP.INVE/Resources/VersNum.txt b/MP.INVE/Resources/VersNum.txt
index 882eb457..eea11514 100644
--- a/MP.INVE/Resources/VersNum.txt
+++ b/MP.INVE/Resources/VersNum.txt
@@ -1 +1 @@
-6.16.2211.1711
+6.16.2211.1712
diff --git a/MP.INVE/Resources/manifest.xml b/MP.INVE/Resources/manifest.xml
index 86641f24..bc117095 100644
--- a/MP.INVE/Resources/manifest.xml
+++ b/MP.INVE/Resources/manifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <item>
-  <version>6.16.2211.1711</version>
+  <version>6.16.2211.1712</version>
   <url>https://nexus.steamware.net/repository/SWS/MP-INVE/stable/LAST/MP.INVE.zip</url>
   <changelog>https://nexus.steamware.net/repository/SWS/MP-INVE/stable/LAST/ChangeLog.html</changelog>
   <mandatory>false</mandatory>