diff --git a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Fixtures/BaseFixture.cs b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Fixtures/BaseFixture.cs
index 7c50ba4..6588b9e 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Fixtures/BaseFixture.cs
+++ b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Fixtures/BaseFixture.cs
@@ -19,8 +19,8 @@ public static async Task<IServiceProvider> Init(int port, int? whiteLabelPort, A
         //app.Services.AddTransient<IUnitOfWork>((serviceProvider) => new UnitOfWork(serviceProvider));
         app.Services.AddTransient(serviceProvider => new MyTestContext(serviceProvider.GetService<IEntityFrameworkCoreDatabaseBuilder>()));
         app.Services.AddTransient<IEntityFrameworkCoreDatabaseBuilder, DatabaseBuilder>();
-        app.Services.AddTransient(service => new WhiteLabelManager(service));
-        app.Services.AddTransient<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
+        app.Services.AddSingleton(service => new WhiteLabelManager(service));
+        app.Services.AddSingleton<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
         {
             return new DefaultUniqueIdentityManager(provider.GetService<WhiteLabelManager>().CurrentWhiteLabel);
         });
diff --git a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Program.cs b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Program.cs
index 34abca2..e726124 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Program.cs
+++ b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Program.cs
@@ -20,8 +20,8 @@ public static async Task Main(string[] args)
             app.Services.AddScoped((serviceProvider) => new UnitOfWork(serviceProvider).GetLongContractLogic<UserEntity, UserEntity, UserEntity, UserEntity>());
             app.Services.AddTransient(serviceProvider => new MyTestContext(serviceProvider.GetService<IEntityFrameworkCoreDatabaseBuilder>()));
             app.Services.AddScoped<IEntityFrameworkCoreDatabaseBuilder, DatabaseBuilder>();
-            app.Services.AddTransient(service => new WhiteLabelManager(service));
-            app.Services.AddTransient<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
+            app.Services.AddSingleton(service => new WhiteLabelManager(service));
+            app.Services.AddSingleton<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
             {
                 return new DefaultUniqueIdentityManager(provider.GetService<WhiteLabelManager>().CurrentWhiteLabel);
             });
diff --git a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Startup.cs b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Startup.cs
index d2da504..e579027 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Startup.cs
+++ b/src/CSharp/EasyMicroservices.Cores.AspCore.Tests/Startup.cs
@@ -22,8 +22,8 @@ static WebApplicationBuilder CreateBuilder(long port)
             app.Services.AddTransient<IUnitOfWork>((serviceProvider) => new UnitOfWork(serviceProvider));
             app.Services.AddTransient(serviceProvider => new MyTestContext(serviceProvider.GetService<IEntityFrameworkCoreDatabaseBuilder>()));
             app.Services.AddTransient<IEntityFrameworkCoreDatabaseBuilder, DatabaseBuilder>();
-            app.Services.AddTransient(service => new WhiteLabelManager(service));
-            app.Services.AddTransient<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
+            app.Services.AddSingleton(service => new WhiteLabelManager(service));
+            app.Services.AddSingleton<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
             {
                 return new DefaultUniqueIdentityManager(provider.GetService<WhiteLabelManager>().CurrentWhiteLabel);
             });
diff --git a/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj b/src/CSharp/EasyMicroservices.Cores.AspCoreApi/EasyMicroservices.Cores.AspCoreApi.csproj
index cb83a66..791f2c7 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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 44a91a7..f41b3d7 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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.AspEntityFrameworkCoreApi/Managers/WhiteLabelManager.cs b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/Managers/WhiteLabelManager.cs
index 8fdeb8f..2675d5c 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/Managers/WhiteLabelManager.cs
+++ b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/Managers/WhiteLabelManager.cs
@@ -88,13 +88,16 @@ public async Task<WhiteLabelInfo> Initialize(IHttpContextAccessor httpContext, s
                 Console.WriteLine($"WhiteLabelManager Initialize! {microserviceName} {whiteLableRoute}");
                 if (dbContextTypes.IsEmpty())
                     return CurrentWhiteLabel;
-                var unitOfWork = _serviceProvider.GetService<IUnitOfWork>();
-                var ownerPat = unitOfWork.GetFullAccessPersonalAccessToken();
-                if (ownerPat.HasValue())
-                    WhiteLabelHttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", ownerPat);
-                else if (httpContext?.HttpContext != null && httpContext.HttpContext.Request.Headers.TryGetValue("Authorization", out var authorizationHeader))
-                    WhiteLabelHttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", authorizationHeader.ToString().Replace("Bearer ", ""));
-               
+                using (var scope = _serviceProvider.CreateScope())
+                {
+                    var unitOfWork = scope.ServiceProvider.GetService<IUnitOfWork>();
+                    var ownerPat = unitOfWork.GetFullAccessPersonalAccessToken();
+                    if (ownerPat.HasValue())
+                        WhiteLabelHttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", ownerPat);
+                    else if (httpContext?.HttpContext != null && httpContext.HttpContext.Request.Headers.TryGetValue("Authorization", out var authorizationHeader))
+                        WhiteLabelHttpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", authorizationHeader.ToString().Replace("Bearer ", ""));
+                }
+
                 var whiteLabelClient = new WhiteLables.GeneratedServices.WhiteLabelClient(whiteLableRoute, WhiteLabelHttpClient);
                 var whiteLabels = await whiteLabelClient.GetAllAsync().AsCheckedResult(x => x.Result).ConfigureAwait(false);
                 var defaultUniqueIdentity = GetDefaultUniqueIdentity(whiteLabels, null);
diff --git a/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/StartUpExtensions.cs b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/StartUpExtensions.cs
index 5e24fa1..8559edc 100644
--- a/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/StartUpExtensions.cs
+++ b/src/CSharp/EasyMicroservices.Cores.AspEntityFrameworkCoreApi/StartUpExtensions.cs
@@ -77,8 +77,8 @@ public static IServiceCollection Builder<TContext>(this IServiceCollection servi
             services.AddHttpContextAccessor();
             services.AddScoped<IUnitOfWork>(service => new UnitOfWork(service));
             services.AddScoped<IBaseUnitOfWork, UnitOfWork>();
-            services.AddTransient(service => new WhiteLabelManager(service));
-            services.AddTransient<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
+            services.AddSingleton(service => new WhiteLabelManager(service));
+            services.AddSingleton<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
             {
                 return new DefaultUniqueIdentityManager(provider.GetService<WhiteLabelManager>().CurrentWhiteLabel);
             });
diff --git a/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj b/src/CSharp/EasyMicroservices.Cores.Clients/EasyMicroservices.Cores.Clients.csproj
index 51a1d53..7713e19 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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 2e46c54..d43e37d 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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 d008ddc..5253481 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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 9f87dff..44fe2a9 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>0.0.1.44</Version>
+    <Version>0.0.1.43</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.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj b/src/CSharp/EasyMicroservices.Cores.Relational.EntityFrameworkCore/EasyMicroservices.Cores.Relational.EntityFrameworkCore.csproj
index be3e983..f5ac325 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>0.0.1.44</Version>
+    <Version>0.0.1.43</Version>
     <Description>ef core of Relational database.</Description>
     <Copyright>EasyMicroservices@gmail.com</Copyright>
     <PackageTags>core,cores,base,database,ef,efcore,Relational</PackageTags>
diff --git a/src/CSharp/EasyMicroservices.Cores.Tests/Fixtures/ServiceProviderFixture.cs b/src/CSharp/EasyMicroservices.Cores.Tests/Fixtures/ServiceProviderFixture.cs
index 13ece8f..6b57dca 100644
--- a/src/CSharp/EasyMicroservices.Cores.Tests/Fixtures/ServiceProviderFixture.cs
+++ b/src/CSharp/EasyMicroservices.Cores.Tests/Fixtures/ServiceProviderFixture.cs
@@ -30,8 +30,8 @@ public async Task InitializeAsync()
             serviceCollection.AddTransient(serviceProvider => new MyTestContext(serviceProvider.GetService<IEntityFrameworkCoreDatabaseBuilder>()));
             serviceCollection.AddTransient<RelationalCoreContext>(serviceProvider => new MyTestContext(serviceProvider.GetService<IEntityFrameworkCoreDatabaseBuilder>()));
             serviceCollection.AddTransient<IEntityFrameworkCoreDatabaseBuilder, DatabaseBuilder>();
-            serviceCollection.AddTransient(service => new WhiteLabelManager(service));
-            serviceCollection.AddTransient<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
+            serviceCollection.AddSingleton(service => new WhiteLabelManager(service));
+            serviceCollection.AddSingleton<IUniqueIdentityManager, DefaultUniqueIdentityManager>((provider) =>
             {
                 return new DefaultUniqueIdentityManager(provider.GetService<WhiteLabelManager>().CurrentWhiteLabel);
             });