diff --git a/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj b/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj
index ae6264e..b4ffe96 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>asp core servces.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database,services,asp,aspnet</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/EasyMicroservices.Cores.AspEntityFrameworkCoreApi.csproj b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/EasyMicroservices.Cores.AspEntityFrameworkCoreApi.csproj
index 99d5a51..3602ed4 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/EasyMicroservices.Cores.AspEntityFrameworkCoreApi.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/EasyMicroservices.Cores.AspEntityFrameworkCoreApi.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>asp core servces.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database,services,asp,aspnet,aspcore,efcore</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj b/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj
index 9ad549d..0a5c7bc 100644
--- a/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net6.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>core of database.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,client,clients</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Contracts/EasyMicroservices.Cores.Contracts.csproj b/src/CSharp/EasyMicroservices.Cores.Contracts/EasyMicroservices.Cores.Contracts.csproj
index ba2ed23..a8725f6 100644
--- a/src/CSharp/EasyMicroservices.Cores.Contracts/EasyMicroservices.Cores.Contracts.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.Contracts/EasyMicroservices.Cores.Contracts.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net45;net6.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>core contracts.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,contract,contracts,dto,dtos</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Database/EasyMicroservices.Cores.Database.csproj b/src/CSharp/EasyMicroservices.Cores.Database/EasyMicroservices.Cores.Database.csproj
index ce495f4..6d33da7 100644
--- a/src/CSharp/EasyMicroservices.Cores.Database/EasyMicroservices.Cores.Database.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.Database/EasyMicroservices.Cores.Database.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net45;net6.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>core of database.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.EntityFrameworkCore/EasyMicroservices.Cores.EntityFrameworkCore.csproj b/src/CSharp/EasyMicroservices.Cores.EntityFrameworkCore/EasyMicroservices.Cores.EntityFrameworkCore.csproj
index 5e92a5b..fa41dae 100644
--- a/src/CSharp/EasyMicroservices.Cores.EntityFrameworkCore/EasyMicroservices.Cores.EntityFrameworkCore.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.EntityFrameworkCore/EasyMicroservices.Cores.EntityFrameworkCore.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.1;net6.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>ef core of database.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database,ef,efcore</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Infrastructure/EasyMicroservices.Cores.Infrastructure.csproj b/src/CSharp/EasyMicroservices.Cores.Infrastructure/EasyMicroservices.Cores.Infrastructure.csproj
index ee08b05..f3cf6e7 100644
--- a/src/CSharp/EasyMicroservices.Cores.Infrastructure/EasyMicroservices.Cores.Infrastructure.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.Infrastructure/EasyMicroservices.Cores.Infrastructure.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.0;netstandard2.1;net45;net6.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>core of infrastructure.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,infrastructure</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Interfaces/IWidgetBuilder.cs b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Interfaces/IWidgetBuilder.cs
index 1c7fc5b..481a90a 100644
--- a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Interfaces/IWidgetBuilder.cs
+++ b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Interfaces/IWidgetBuilder.cs
@@ -5,5 +5,5 @@
 /// </summary>
 public interface IWidgetBuilder
 {
-    void Build();
+    void Build(IWidgetManager widgetManager);
 }
diff --git a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/EmptyWidgetBuilder.cs b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/EmptyWidgetBuilder.cs
index 913e9e0..fb3f7bb 100644
--- a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/EmptyWidgetBuilder.cs
+++ b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/EmptyWidgetBuilder.cs
@@ -3,8 +3,7 @@
 namespace EasyMicroservices.Cores.Widgets;
 public class EmptyWidgetBuilder : IWidgetBuilder
 {
-    public void Build()
+    public void Build(IWidgetManager widgetManager)
     {
-
     }
 }
diff --git a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/WidgetManager.cs b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/WidgetManager.cs
index 87d61b5..8d95b39 100644
--- a/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/WidgetManager.cs
+++ b/src/CSharp/EasyMicroservices.Cores.Infrastructure/Widgets/WidgetManager.cs
@@ -9,7 +9,7 @@ public class WidgetManager : IWidgetManager
 {
     public WidgetManager(IWidgetBuilder widgetBuilder)
     {
-        widgetBuilder.Build();
+        widgetBuilder.Build(this);
     }
 
     readonly ConcurrentDictionary<Type, List<IWidget>> Widgets = new ConcurrentDictionary<Type, List<IWidget>>();
diff --git a/src/CSharp/EasyMicroservices.Cores.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj b/src/CSharp/EasyMicroservices.Cores.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj
index 90f116d..2d38660 100644
--- a/src/CSharp/EasyMicroservices.Cores.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj
+++ b/src/CSharp/EasyMicroservices.Cores.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
     <Platforms>AnyCPU;x64;x86</Platforms>
     <Authors>EasyMicroservices</Authors>
-    <Version>0.0.1.53</Version>
+    <Version>0.0.1.54</Version>
     <Description>ef core of Relational database.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database,ef,efcore,Relational</PackageTags>