diff --git a/WebWindowComplex/Models/Area.cs b/WebWindowComplex/Models/Area.cs
index 705b349..88f7b40 100644
--- a/WebWindowComplex/Models/Area.cs
+++ b/WebWindowComplex/Models/Area.cs
@@ -185,15 +185,13 @@ namespace WebWindowComplex.Models
             if(frame != null)
             {
                 // Aggiorno joint di tutte le ante
-                if(AreaList.FirstOrDefault()!.AreaList.FirstOrDefault().AreaList.FirstOrDefault() is Sash)
+                if(AreaList.FirstOrDefault()!.AreaList.FirstOrDefault()!.AreaList.FirstOrDefault() is Sash sash && sash != null)
                 {
-                    Sash sash = (Sash)AreaList.FirstOrDefault()!.AreaList.FirstOrDefault().AreaList.FirstOrDefault();
                     foreach(var anta in sash.SashList)
                     {
                         foreach (var j in anta.JointList)
                             j.SelJointType = anta.JointList.FirstOrDefault().SelJointType;
                     }
-                        
                 }
                 // Aggiorno altezza sotto aree
                 frame.SearchAreaList(frame, frame.AvailHeightArea(), "Height");
diff --git a/WebWindowComplex/WebWindowComplex.csproj b/WebWindowComplex/WebWindowComplex.csproj
index d5e75f9..6f15799 100644
--- a/WebWindowComplex/WebWindowComplex.csproj
+++ b/WebWindowComplex/WebWindowComplex.csproj
@@ -6,7 +6,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
-    <Version>3.1.3.1618</Version>
+    <Version>3.1.3.1811</Version>
     <Authors>Annamaria Sassi</Authors>
     <Company>Egalware</Company>
     <Description>Componente gestione Configurazioni avanzate Window per LUX</Description>
@@ -47,3 +47,6 @@
 
 
 
+
+
+
diff --git a/WebWindowConfigurator/WebWindowConfigurator.csproj b/WebWindowConfigurator/WebWindowConfigurator.csproj
index 695abc4..a663915 100644
--- a/WebWindowConfigurator/WebWindowConfigurator.csproj
+++ b/WebWindowConfigurator/WebWindowConfigurator.csproj
@@ -6,7 +6,7 @@
         <TargetFramework>net8.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
-        <Version>3.1.3.1618</Version>
+        <Version>3.1.3.1811</Version>
         <Authors>Annamaria Sassi</Authors>
         <Company>Egalware</Company>
         <Description>Componente gestione JWD per LUX</Description>
@@ -46,3 +46,6 @@
 
 
 
+
+
+