diff --git a/WebWindowComplex/Models/Frame.cs b/WebWindowComplex/Models/Frame.cs
index ab8a272..e5fae04 100644
--- a/WebWindowComplex/Models/Frame.cs
+++ b/WebWindowComplex/Models/Frame.cs
@@ -632,7 +632,7 @@ namespace WebWindowComplex.Models
         internal void SetSelThresholdFromName(string? value)
         {
             // verifica ci sia un valore...
-            if (!string.IsNullOrEmpty(value))
+            if (!string.IsNullOrEmpty(value) && m_ThresholdList != null && m_ThresholdList.Count > 0)
             {
                 m_SelThreshold = m_ThresholdList.Where(x => x.Name.Equals(value)).First();
             }
diff --git a/WebWindowComplex/TableComp.razor.cs b/WebWindowComplex/TableComp.razor.cs
index d97a5d8..57c2eb2 100644
--- a/WebWindowComplex/TableComp.razor.cs
+++ b/WebWindowComplex/TableComp.razor.cs
@@ -606,34 +606,7 @@ namespace WebWindowComplex
                                 //WindowFromJson = JsonConvert.DeserializeObject<JsonWindow>(jwd, new PolymorphicJsonConverter()) ?? new JsonWindow("", "", "", "");
                                 //setCurrWindow(WindowFromJson);
                                 //await DoPreviewSvg(true);
-                                Window window = new Window();
-                                Frame frame = new Frame(null, window);
-                                List<FrameDimension> DimensionList = new List<FrameDimension>
-                                    {
-                                        new FrameDimension(frame, 1, "Width", 800, false),
-                                        new FrameDimension(frame, 1, "Height", 1200, true)
-                                     };
-                                List<Joint> JointList = new List<Joint>
-                                    {
-                                        new Joint(frame, 1, Joints.FULL_H),
-                                        new Joint(frame, 2, Joints.FULL_H),
-                                        new Joint(frame, 3, Joints.FULL_H),
-                                        new Joint(frame, 4, Joints.FULL_H)
-                                     };
-                                //FrameArcElement ae = new FrameArcElement(frame, window, 10, true, true);
-                                JsonWindow jsonWindow = new JsonWindow("Profilo78", "Pino", "Black", "Vetro BE 2S 4T/16/4T");
-                                JsonFrame jsonFrame = new JsonFrame(Shapes.RECTANGLE, "Bottom", false, 0, 1);
-                                jsonWindow.AreaList.Add(jsonFrame);
-                                //jsonFrame.ArcElement = ae.Serialize();
-                                foreach (var Dimension in DimensionList)
-                                    jsonFrame.DimensionList.Add(Dimension.Serialize());
-                                foreach (var Joint in JointList)
-                                    jsonFrame.JointList.Add(Joint.Serialize());
-                                jsonFrame.AreaList.Add(Fill.CreateFill(frame, FillTypes.GLASS).Serialize(true));
-                                string jwd = JsonConvert.SerializeObject(jsonWindow);
-                                WindowFromJson = JsonConvert.DeserializeObject<JsonWindow>(jwd, new PolymorphicJsonConverter()) ?? new JsonWindow("", "", "", "");
-                                setCurrWindow(WindowFromJson);
-                                await DoPreviewSvg(true);
+                                BuildFrameDefault();
                             }
                         }
                         else
@@ -679,6 +652,10 @@ namespace WebWindowComplex
                             }
                         }
                     }
+                    else
+                    {
+                        BuildFrameDefault();
+                    }
                 }
                 else
                 {
@@ -688,6 +665,37 @@ namespace WebWindowComplex
             }
         }
 
+        private async Task BuildFrameDefault()
+        {
+            Window window = new Window();
+            Frame frame = new Frame(null, window);
+            List<FrameDimension> DimensionList = new List<FrameDimension>
+            {
+                new FrameDimension(frame, 1, "Width", 800, false),
+                new FrameDimension(frame, 1, "Height", 1200, true)
+            };
+            List<Joint> JointList = new List<Joint>
+            {
+                new Joint(frame, 1, Joints.FULL_H),
+                new Joint(frame, 2, Joints.FULL_H),
+                new Joint(frame, 3, Joints.FULL_H),
+                new Joint(frame, 4, Joints.FULL_H)
+            };
+            JsonWindow jsonWindow = new JsonWindow("Profilo78", "Pino", "Black", "Vetro BE 2S 4T/16/4T");
+            JsonFrame jsonFrame = new JsonFrame(Shapes.RECTANGLE, "Bottom", false, 0, 1);
+            jsonWindow.AreaList.Add(jsonFrame);
+            //jsonFrame.ArcElement = ae.Serialize();
+            foreach (var Dimension in DimensionList)
+                jsonFrame.DimensionList.Add(Dimension.Serialize());
+            foreach (var Joint in JointList)
+                jsonFrame.JointList.Add(Joint.Serialize());
+            jsonFrame.AreaList.Add(Fill.CreateFill(frame, FillTypes.GLASS).Serialize(true));
+            string jwd = JsonConvert.SerializeObject(jsonWindow);
+            JsonWindow WindowFromJson = JsonConvert.DeserializeObject<JsonWindow>(jwd, new PolymorphicJsonConverter()) ?? new JsonWindow("", "", "", "");
+            setCurrWindow(WindowFromJson);
+            await DoPreviewSvg(true);
+        }
+
         /// <summary>
         /// Metodo per costruire oggetti della Window
         /// </summary>
diff --git a/WebWindowComplex/WebWindowComplex.csproj b/WebWindowComplex/WebWindowComplex.csproj
index c07d4eb..a0e5fe8 100644
--- a/WebWindowComplex/WebWindowComplex.csproj
+++ b/WebWindowComplex/WebWindowComplex.csproj
@@ -6,7 +6,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
-    <Version>3.1.2.316</Version>
+    <Version>3.1.2.317</Version>
     <Authors>Annamaria Sassi</Authors>
     <Company>Egalware</Company>
     <Description>Componente gestione Configurazioni avanzate Window per LUX</Description>
@@ -41,4 +41,12 @@
 
 
 
+
+
+
+
+
+
+
+
 
diff --git a/WebWindowConfigurator/WebWindowConfigurator.csproj b/WebWindowConfigurator/WebWindowConfigurator.csproj
index 7f99aef..98a57ec 100644
--- a/WebWindowConfigurator/WebWindowConfigurator.csproj
+++ b/WebWindowConfigurator/WebWindowConfigurator.csproj
@@ -6,7 +6,7 @@
         <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
-        <Version>3.1.2.316</Version>
+        <Version>3.1.2.317</Version>
         <Authors>Annamaria Sassi</Authors>
         <Company>Egalware</Company>
         <Description>Componente gestione JWD per LUX</Description>
@@ -48,3 +48,11 @@
 
 
 
+
+
+
+
+
+
+
+