diff --git a/Samples/BlazorExample/Directory.Packages.props b/Samples/BlazorExample/Directory.Packages.props
index d89f204c5f..f70ae17d1e 100644
--- a/Samples/BlazorExample/Directory.Packages.props
+++ b/Samples/BlazorExample/Directory.Packages.props
@@ -4,10 +4,10 @@
     <CslaVersion>9.0.0-alpha-g27c299cae5</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Csla" Version="9.0.0-rc1-g1f81036133" />
-    <PackageVersion Include="Csla.AspNetCore" Version="9.0.0-rc1-g1f81036133" />
-    <PackageVersion Include="Csla.Blazor" Version="9.0.0-rc1-g1f81036133" />
-    <PackageVersion Include="Csla.Blazor.WebAssembly" Version="9.0.0-rc1-g1f81036133" />
+    <PackageVersion Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
+    <PackageVersion Include="Csla.AspNetCore" Version="9.0.0-rc4-gc005a93a3c" />
+    <PackageVersion Include="Csla.Blazor" Version="9.0.0-rc4-gc005a93a3c" />
+    <PackageVersion Include="Csla.Blazor.WebAssembly" Version="9.0.0-rc4-gc005a93a3c" />
     <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="9.0.0" />
     <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.Server" Version="9.0.0" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.0" />
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/BusinessRuleDemo.csproj b/Samples/BusinessRuleDemo/BusinessRuleDemo/BusinessRuleDemo.csproj
index 2a128957ca..9df74be6df 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/BusinessRuleDemo.csproj
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/BusinessRuleDemo.csproj
@@ -40,12 +40,14 @@
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Csla, Version=8.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30">
-      <HintPath>..\packages\Csla.8.0.0\lib\net48\Csla.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Backport.System.Threading.Lock, Version=3.1.0.0, Culture=neutral, PublicKeyToken=b4f1bfae1afe4011, processorArchitecture=MSIL">
+      <HintPath>..\packages\Backport.System.Threading.Lock.3.1.0\lib\net45\Backport.System.Threading.Lock.dll</HintPath>
+    </Reference>
+    <Reference Include="Csla, Version=9.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
+      <HintPath>..\packages\Csla.9.0.0-rc4-gc005a93a3c\lib\net48\Csla.dll</HintPath>
     </Reference>
-    <Reference Include="Csla.Windows, Version=8.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
-      <HintPath>..\packages\Csla.Windows.Forms.8.0.0-R24021201\lib\net462\Csla.Windows.dll</HintPath>
+    <Reference Include="Csla.Windows, Version=9.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
+      <HintPath>..\packages\Csla.Windows.Forms.9.0.0-rc4-gc005a93a3c\lib\net462\Csla.Windows.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.8.0.0\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
@@ -145,6 +147,7 @@
       <Private>True</Private>
       <Private>True</Private>
     </Reference>
+    <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.Data" />
@@ -153,6 +156,9 @@
       <Private>True</Private>
       <Private>True</Private>
     </Reference>
+    <Reference Include="System.Data.Entity" />
+    <Reference Include="System.Data.Linq" />
+    <Reference Include="System.Data.Services.Client" />
     <Reference Include="System.Deployment" />
     <Reference Include="System.Diagnostics.DiagnosticSource, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Diagnostics.DiagnosticSource.8.0.0\lib\net462\System.Diagnostics.DiagnosticSource.dll</HintPath>
@@ -161,6 +167,7 @@
       <HintPath>..\packages\System.Diagnostics.EventLog.8.0.0\lib\net462\System.Diagnostics.EventLog.dll</HintPath>
     </Reference>
     <Reference Include="System.Drawing" />
+    <Reference Include="System.EnterpriseServices" />
     <Reference Include="System.IO, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.IO.4.3.0\lib\net462\System.IO.dll</HintPath>
       <Private>True</Private>
@@ -169,6 +176,8 @@
     <Reference Include="System.Memory, Version=4.0.1.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
     </Reference>
+    <Reference Include="System.Net" />
+    <Reference Include="System.Net.Http" />
     <Reference Include="System.Numerics" />
     <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
@@ -225,11 +234,18 @@
     <Reference Include="System.Security.Principal.Windows, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Security.Principal.Windows.5.0.0\lib\net461\System.Security.Principal.Windows.dll</HintPath>
     </Reference>
+    <Reference Include="System.ServiceModel" />
     <Reference Include="System.Text.Encodings.Web, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Text.Encodings.Web.8.0.0\lib\net462\System.Text.Encodings.Web.dll</HintPath>
     </Reference>
     <Reference Include="System.Text.Json, Version=8.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Text.Json.8.0.4\lib\net462\System.Text.Json.dll</HintPath>
+      <HintPath>..\packages\System.Text.Json.8.0.5\lib\net462\System.Text.Json.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Text.RegularExpressions, Version=4.1.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Text.RegularExpressions.4.3.1\lib\net463\System.Text.RegularExpressions.dll</HintPath>
+      <Private>True</Private>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.4\lib\net461\System.Threading.Tasks.Extensions.dll</HintPath>
@@ -239,6 +255,7 @@
       <Private>True</Private>
       <Private>True</Private>
     </Reference>
+    <Reference Include="System.Transactions" />
     <Reference Include="System.ValueTuple, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ValueTuple.4.5.0\lib\net47\System.ValueTuple.dll</HintPath>
     </Reference>
@@ -300,9 +317,6 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
   </ItemGroup>
-  <ItemGroup>
-    <Analyzer Include="..\packages\Csla.8.0.0-R24021201\analyzers\c#\Csla.Analyzers.dll" />
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/CalcSum.cs b/Samples/BusinessRuleDemo/BusinessRuleDemo/CalcSum.cs
index 01bbf936e6..5d51bf0277 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/CalcSum.cs
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/CalcSum.cs
@@ -18,10 +18,6 @@ public class CalcSum : BusinessRule
     public CalcSum(IPropertyInfo primaryProperty, params IPropertyInfo[] inputProperties)
       : base(primaryProperty)
     {
-      if (InputProperties == null)
-      {
-        InputProperties = new List<IPropertyInfo>();
-      }
       InputProperties.AddRange(inputProperties);
     }
 
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/LessThanProperty.cs b/Samples/BusinessRuleDemo/BusinessRuleDemo/LessThanProperty.cs
index e542304464..a17197f730 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/LessThanProperty.cs
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/LessThanProperty.cs
@@ -22,10 +22,6 @@ public LessThanProperty(IPropertyInfo primaryProperty, IPropertyInfo compareToPr
     {
       CompareTo = compareToProperty;
 
-      if (InputProperties == null)
-      {
-        InputProperties = new List<IPropertyInfo>();
-      }
       InputProperties.Add(primaryProperty);
       InputProperties.Add(compareToProperty);
     }
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/SetStateName.cs b/Samples/BusinessRuleDemo/BusinessRuleDemo/SetStateName.cs
index 31e783baa7..1f8a64af17 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/SetStateName.cs
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/SetStateName.cs
@@ -14,7 +14,7 @@ public SetStateName(IPropertyInfo stateIdProperty, IPropertyInfo stateNameProper
       : base(stateIdProperty)
     {
       StateName = stateNameProperty;
-      InputProperties = new List<IPropertyInfo> { stateIdProperty };
+      InputProperties.Add(stateIdProperty);
       AffectedProperties.Add(StateName);
     }
 
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/StringRequiredIfUS.cs b/Samples/BusinessRuleDemo/BusinessRuleDemo/StringRequiredIfUS.cs
index 5387f0689f..1fe6daf2e7 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/StringRequiredIfUS.cs
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/StringRequiredIfUS.cs
@@ -21,7 +21,6 @@ public StringRequiredIfUS(IPropertyInfo primaryProperty, IPropertyInfo countryPr
     {
       _countryProperty = countryProperty;
       _innerRule = (IBusinessRule)new Csla.Rules.CommonRules.Required(primaryProperty);
-      InputProperties = new List<IPropertyInfo>();
 
       // this rule needs the Country property
       InputProperties.Add(countryProperty);
diff --git a/Samples/BusinessRuleDemo/BusinessRuleDemo/packages.config b/Samples/BusinessRuleDemo/BusinessRuleDemo/packages.config
index a4b18efd69..c6861dfeee 100644
--- a/Samples/BusinessRuleDemo/BusinessRuleDemo/packages.config
+++ b/Samples/BusinessRuleDemo/BusinessRuleDemo/packages.config
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Csla" version="8.0.0" targetFramework="net48" />
-  <package id="Csla.Windows.Forms" version="8.0.0-R24021201" targetFramework="net48" />
+  <package id="Backport.System.Threading.Lock" version="3.1.0" targetFramework="net48" />
+  <package id="Csla" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
+  <package id="Csla.Windows.Forms" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="8.0.0" targetFramework="net48" />
   <package id="Microsoft.Extensions.Configuration" version="8.0.0" targetFramework="net48" />
   <package id="Microsoft.Extensions.Configuration.Abstractions" version="8.0.0" targetFramework="net48" />
@@ -44,6 +45,7 @@
   <package id="System.Runtime" version="4.3.1" targetFramework="net48" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net48" />
   <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net48" />
+  <package id="System.Runtime.Loader" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Formatters" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Xml" version="4.3.0" targetFramework="net48" />
@@ -53,7 +55,8 @@
   <package id="System.Security.Principal" version="4.3.0" targetFramework="net48" />
   <package id="System.Security.Principal.Windows" version="5.0.0" targetFramework="net48" />
   <package id="System.Text.Encodings.Web" version="8.0.0" targetFramework="net48" />
-  <package id="System.Text.Json" version="8.0.4" targetFramework="net48" />
+  <package id="System.Text.Json" version="8.0.5" targetFramework="net48" />
+  <package id="System.Text.RegularExpressions" version="4.3.1" targetFramework="net48" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
   <package id="System.Threading.ThreadPool" version="4.3.0" targetFramework="net48" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net48" />
diff --git a/Samples/CslaFastStart/CslaFastStart.sln b/Samples/CslaFastStart/CslaFastStart.sln
index 441ed35964..6fa8410a7c 100644
--- a/Samples/CslaFastStart/CslaFastStart.sln
+++ b/Samples/CslaFastStart/CslaFastStart.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.27428.2043
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35723.152
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CslaFastStart", "CslaFastStart\CslaFastStart.csproj", "{32BA8E89-444C-4816-BCBE-6A57C8D493F6}"
 EndProject
@@ -9,6 +9,11 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BusinessLayer", "BusinessLa
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DataAccessLayer", "DataAccessLayer\DataAccessLayer.csproj", "{CA07A3C5-8BBF-4B9C-982E-56E9904965FC}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/Samples/CslaFastStart/Directory.Packages.props b/Samples/CslaFastStart/Directory.Packages.props
index 0e8d9698b8..77c37c9dea 100644
--- a/Samples/CslaFastStart/Directory.Packages.props
+++ b/Samples/CslaFastStart/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.0.0-R24021201</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>     
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/CustomActivator/CustomActivator.sln b/Samples/CustomActivator/CustomActivator.sln
index 49acbc16a9..50093c2646 100644
--- a/Samples/CustomActivator/CustomActivator.sln
+++ b/Samples/CustomActivator/CustomActivator.sln
@@ -1,10 +1,15 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.29230.61
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35723.152
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CustomActivator", "CustomActivator\CustomActivator.csproj", "{02C0F88A-ADD7-4211-BE7A-5A23524B1813}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/Samples/CustomActivator/Directory.Packages.props b/Samples/CustomActivator/Directory.Packages.props
index c46d8d2fd8..bb6eddc313 100644
--- a/Samples/CustomActivator/Directory.Packages.props
+++ b/Samples/CustomActivator/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.3</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/CustomErrorHandling/CustomErrorHandling.sln b/Samples/CustomErrorHandling/CustomErrorHandling.sln
index d46bc31df7..a30bb5e0d5 100644
--- a/Samples/CustomErrorHandling/CustomErrorHandling.sln
+++ b/Samples/CustomErrorHandling/CustomErrorHandling.sln
@@ -15,6 +15,11 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "How to run", "How to run",
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AppServer", "AppServer\AppServer.csproj", "{D4D50B60-A377-4861-8D5E-B10F95D4CCD0}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/Samples/CustomErrorHandling/Directory.Packages.props b/Samples/CustomErrorHandling/Directory.Packages.props
index 3e56ea7c41..17929b0677 100644
--- a/Samples/CustomErrorHandling/Directory.Packages.props
+++ b/Samples/CustomErrorHandling/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.3</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
@@ -9,7 +9,7 @@
     <PackageVersion Include="Csla.Windows.Forms" Version="$(CslaVersion)" />
 
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
-    <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
 
     <PackageVersion Include="System.Net.Http" Version="4.3.4" />
   </ItemGroup>
diff --git a/Samples/CustomErrorHandling/WindowsUI/Program.cs b/Samples/CustomErrorHandling/WindowsUI/Program.cs
index 680c4177e6..7e4df5cb2f 100644
--- a/Samples/CustomErrorHandling/WindowsUI/Program.cs
+++ b/Samples/CustomErrorHandling/WindowsUI/Program.cs
@@ -18,7 +18,7 @@ static void Main()
       services.AddTransient<System.Net.Http.HttpClient>();
       services.AddCsla(o => o
         .AddWindowsForms()
-        .DataPortal(dpo => dpo.ClientSideDataPortal(cso => cso
+        .DataPortal(dpo => dpo.AddClientSideDataPortal(cso => cso
           .UseHttpProxy(hpo => hpo
             .DataPortalUrl = "https://localhost:44364/api/dataportal"))));
       var provider = services.BuildServiceProvider();
diff --git a/Samples/DataPortalCacheExample/DataPortalCacheExample/DataPortalCacheExample.csproj b/Samples/DataPortalCacheExample/DataPortalCacheExample/DataPortalCacheExample.csproj
index 45d1585a85..20a067edd5 100644
--- a/Samples/DataPortalCacheExample/DataPortalCacheExample/DataPortalCacheExample.csproj
+++ b/Samples/DataPortalCacheExample/DataPortalCacheExample/DataPortalCacheExample.csproj
@@ -2,14 +2,14 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/DataPortalCacheExample/DataPortalCacheExample/Program.cs b/Samples/DataPortalCacheExample/DataPortalCacheExample/Program.cs
index fffa4665a6..904b20007c 100644
--- a/Samples/DataPortalCacheExample/DataPortalCacheExample/Program.cs
+++ b/Samples/DataPortalCacheExample/DataPortalCacheExample/Program.cs
@@ -9,7 +9,7 @@
 // use CSLA with client-side data portal cache
 services.AddCsla(o => o
   .DataPortal(o => o
-    .ClientSideDataPortal(o => o
+    .AddClientSideDataPortal(o => o
       .DataPortalCacheType = typeof(DataPortalCache))));
 var provider = services.BuildServiceProvider();
 
diff --git a/Samples/DataPortalFactoryExample/DataPortalFactoryExample/DataPortalFactoryExample.csproj b/Samples/DataPortalFactoryExample/DataPortalFactoryExample/DataPortalFactoryExample.csproj
index 4a1046a4ca..f266db850b 100644
--- a/Samples/DataPortalFactoryExample/DataPortalFactoryExample/DataPortalFactoryExample.csproj
+++ b/Samples/DataPortalFactoryExample/DataPortalFactoryExample/DataPortalFactoryExample.csproj
@@ -2,11 +2,11 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
 </Project>
diff --git a/Samples/DataPortalInstrumentation/DataPortalInstrumentation/DataPortalInstrumentation.csproj b/Samples/DataPortalInstrumentation/DataPortalInstrumentation/DataPortalInstrumentation.csproj
index 1b1d3d7f1e..6097718bb1 100644
--- a/Samples/DataPortalInstrumentation/DataPortalInstrumentation/DataPortalInstrumentation.csproj
+++ b/Samples/DataPortalInstrumentation/DataPortalInstrumentation/DataPortalInstrumentation.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.AspNetCore" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla.AspNetCore" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 </Project>
diff --git a/Samples/DataPortalPerf/DataPortalPerf/DataPortalPerf.csproj b/Samples/DataPortalPerf/DataPortalPerf/DataPortalPerf.csproj
index 5665bdb0e5..e25d298b54 100644
--- a/Samples/DataPortalPerf/DataPortalPerf/DataPortalPerf.csproj
+++ b/Samples/DataPortalPerf/DataPortalPerf/DataPortalPerf.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Samples/MauiExample/BusinessLibrary/BusinessLibrary.csproj b/Samples/MauiExample/BusinessLibrary/BusinessLibrary.csproj
index b358b771fe..63c9b6c2f1 100644
--- a/Samples/MauiExample/BusinessLibrary/BusinessLibrary.csproj
+++ b/Samples/MauiExample/BusinessLibrary/BusinessLibrary.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="9.0.0-rc3-g44c5640a07" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/MauiExample/MauiExample/MauiExample.csproj b/Samples/MauiExample/MauiExample/MauiExample.csproj
index 612f240492..2763091b52 100644
--- a/Samples/MauiExample/MauiExample/MauiExample.csproj
+++ b/Samples/MauiExample/MauiExample/MauiExample.csproj
@@ -98,7 +98,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.Maui" Version="9.0.0-rc3-g44c5640a07" />
+    <PackageReference Include="Csla.Maui" Version="9.0.0-rc4-gc005a93a3c" />
     <PackageReference Include="Microsoft.Maui.Controls" Version="9.0.21" />
     <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="9.0.0" />
   </ItemGroup>
diff --git a/Samples/MvcExample/BusinessLibrary/BusinessLibrary.csproj b/Samples/MvcExample/BusinessLibrary/BusinessLibrary.csproj
index 13308e7ead..d53e1c8204 100644
--- a/Samples/MvcExample/BusinessLibrary/BusinessLibrary.csproj
+++ b/Samples/MvcExample/BusinessLibrary/BusinessLibrary.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/MvcExample/DataAccess/DataAccess.csproj b/Samples/MvcExample/DataAccess/DataAccess.csproj
index d85cadd23a..3a28b4728f 100644
--- a/Samples/MvcExample/DataAccess/DataAccess.csproj
+++ b/Samples/MvcExample/DataAccess/DataAccess.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
 </Project>
diff --git a/Samples/MvcExample/MvcExample/MvcExample.csproj b/Samples/MvcExample/MvcExample/MvcExample.csproj
index ad1e95593d..ecbed9544b 100644
--- a/Samples/MvcExample/MvcExample/MvcExample.csproj
+++ b/Samples/MvcExample/MvcExample/MvcExample.csproj
@@ -1,11 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.AspNetCore" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla.AspNetCore" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/ProjectTracker/Directory.Packages.props b/Samples/ProjectTracker/Directory.Packages.props
index c77dc32f51..952c358fc3 100644
--- a/Samples/ProjectTracker/Directory.Packages.props
+++ b/Samples/ProjectTracker/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>9.0.0-rc1-g7947dbebf0</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/PropertyStatus/Directory.Packages.props b/Samples/PropertyStatus/Directory.Packages.props
index 751d00bf3d..758dc5cff1 100644
--- a/Samples/PropertyStatus/Directory.Packages.props
+++ b/Samples/PropertyStatus/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.3</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/PropertyStatus/PropertyStatus.sln b/Samples/PropertyStatus/PropertyStatus.sln
index d1c5c89aa9..c6f099f44a 100644
--- a/Samples/PropertyStatus/PropertyStatus.sln
+++ b/Samples/PropertyStatus/PropertyStatus.sln
@@ -1,9 +1,14 @@
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26730.12
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35723.152
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PropertyStatus", "PropertyStatus\PropertyStatus.csproj", "{93B930ED-6EAF-4F83-A626-E4A7F0F72DA1}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/Samples/PropertyStatus/PropertyStatus/AsyncRule.cs b/Samples/PropertyStatus/PropertyStatus/AsyncRule.cs
index a4ea6982c6..b7f6dcea88 100644
--- a/Samples/PropertyStatus/PropertyStatus/AsyncRule.cs
+++ b/Samples/PropertyStatus/PropertyStatus/AsyncRule.cs
@@ -13,7 +13,7 @@ public class AsyncRule : BusinessRuleAsync
     public AsyncRule(IPropertyInfo primaryProperty)
       : base(primaryProperty)
     {
-      InputProperties = new List<IPropertyInfo> { PrimaryProperty };
+      InputProperties.Add(primaryProperty);
     }
 
     protected override async Task ExecuteAsync(IRuleContext context)
diff --git a/Samples/RabbitMqExample/RabbitMqBusiness/RabbitMqBusiness.csproj b/Samples/RabbitMqExample/RabbitMqBusiness/RabbitMqBusiness.csproj
index 8a63e0e420..73ea27dea2 100644
--- a/Samples/RabbitMqExample/RabbitMqBusiness/RabbitMqBusiness.csproj
+++ b/Samples/RabbitMqExample/RabbitMqBusiness/RabbitMqBusiness.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Samples/RabbitMqExample/RabbitMqExample/RabbitMqExample.csproj b/Samples/RabbitMqExample/RabbitMqExample/RabbitMqExample.csproj
index 4f43f2f171..c8eaded4b0 100644
--- a/Samples/RabbitMqExample/RabbitMqExample/RabbitMqExample.csproj
+++ b/Samples/RabbitMqExample/RabbitMqExample/RabbitMqExample.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Samples/RabbitMqExample/RabbitMqService/RabbitMqService.csproj b/Samples/RabbitMqExample/RabbitMqService/RabbitMqService.csproj
index 4f43f2f171..c8eaded4b0 100644
--- a/Samples/RabbitMqExample/RabbitMqService/RabbitMqService.csproj
+++ b/Samples/RabbitMqExample/RabbitMqService/RabbitMqService.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Samples/RazorPagesExample/BusinessLibrary/BusinessLibrary.csproj b/Samples/RazorPagesExample/BusinessLibrary/BusinessLibrary.csproj
index 23bb5e49f7..b09eb95129 100644
--- a/Samples/RazorPagesExample/BusinessLibrary/BusinessLibrary.csproj
+++ b/Samples/RazorPagesExample/BusinessLibrary/BusinessLibrary.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/Samples/RazorPagesExample/DataAccess/DataAccess.csproj b/Samples/RazorPagesExample/DataAccess/DataAccess.csproj
index bab0ebfacc..d2f4d0fcd4 100644
--- a/Samples/RazorPagesExample/DataAccess/DataAccess.csproj
+++ b/Samples/RazorPagesExample/DataAccess/DataAccess.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
diff --git a/Samples/RazorPagesExample/RazorPagesExample/RazorPagesExample.csproj b/Samples/RazorPagesExample/RazorPagesExample/RazorPagesExample.csproj
index 661eafee8a..a48fe928ec 100644
--- a/Samples/RazorPagesExample/RazorPagesExample/RazorPagesExample.csproj
+++ b/Samples/RazorPagesExample/RazorPagesExample/RazorPagesExample.csproj
@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.AspNetCore" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla.AspNetCore" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest.csproj b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest.csproj
index 64b34cee39..42e319fc54 100644
--- a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest.csproj
+++ b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest.csproj
@@ -65,93 +65,93 @@
     <Reference Include="Csla.Windows, Version=8.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
       <HintPath>..\packages\Csla.Windows.Forms.8.0.0-R24021202\lib\net462\Csla.Windows.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.8.0.0\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
+    <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.9.0.1\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.8.0.0\lib\net462\Microsoft.Extensions.Configuration.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.9.0.1\lib\net462\Microsoft.Extensions.Configuration.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.Configuration.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.Configuration.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.Binder, Version=8.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.Binder.8.0.1\lib\net462\Microsoft.Extensions.Configuration.Binder.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.Binder, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.Binder.9.0.1\lib\net462\Microsoft.Extensions.Configuration.Binder.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.CommandLine, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.CommandLine.8.0.0\lib\net462\Microsoft.Extensions.Configuration.CommandLine.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.CommandLine, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.CommandLine.9.0.1\lib\net462\Microsoft.Extensions.Configuration.CommandLine.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.EnvironmentVariables, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.EnvironmentVariables.8.0.0\lib\net462\Microsoft.Extensions.Configuration.EnvironmentVariables.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.EnvironmentVariables, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.EnvironmentVariables.9.0.1\lib\net462\Microsoft.Extensions.Configuration.EnvironmentVariables.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.FileExtensions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.FileExtensions.8.0.0\lib\net462\Microsoft.Extensions.Configuration.FileExtensions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.FileExtensions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.FileExtensions.9.0.1\lib\net462\Microsoft.Extensions.Configuration.FileExtensions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.Json, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.Json.8.0.0\lib\net462\Microsoft.Extensions.Configuration.Json.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.Json, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.Json.9.0.1\lib\net462\Microsoft.Extensions.Configuration.Json.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.UserSecrets, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.UserSecrets.8.0.0\lib\net462\Microsoft.Extensions.Configuration.UserSecrets.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.UserSecrets, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.UserSecrets.9.0.1\lib\net462\Microsoft.Extensions.Configuration.UserSecrets.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.DependencyInjection, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.DependencyInjection.8.0.0\lib\net462\Microsoft.Extensions.DependencyInjection.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.DependencyInjection, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.DependencyInjection.9.0.1\lib\net462\Microsoft.Extensions.DependencyInjection.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.DependencyInjection.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.DependencyInjection.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.DependencyInjection.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.DependencyInjection.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Diagnostics, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Diagnostics.8.0.0\lib\net462\Microsoft.Extensions.Diagnostics.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Diagnostics, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Diagnostics.9.0.1\lib\net462\Microsoft.Extensions.Diagnostics.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Diagnostics.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Diagnostics.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.Diagnostics.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Diagnostics.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Diagnostics.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.Diagnostics.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.FileProviders.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.FileProviders.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.FileProviders.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.FileProviders.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.FileProviders.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.FileProviders.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.FileProviders.Physical, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.FileProviders.Physical.8.0.0\lib\net462\Microsoft.Extensions.FileProviders.Physical.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.FileProviders.Physical, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.FileProviders.Physical.9.0.1\lib\net462\Microsoft.Extensions.FileProviders.Physical.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.FileSystemGlobbing, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.FileSystemGlobbing.8.0.0\lib\net462\Microsoft.Extensions.FileSystemGlobbing.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.FileSystemGlobbing, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.FileSystemGlobbing.9.0.1\lib\net462\Microsoft.Extensions.FileSystemGlobbing.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Hosting, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Hosting.8.0.0\lib\net462\Microsoft.Extensions.Hosting.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Hosting, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Hosting.9.0.1\lib\net462\Microsoft.Extensions.Hosting.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Hosting.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Hosting.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.Hosting.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Hosting.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Hosting.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.Hosting.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.8.0.0\lib\net462\Microsoft.Extensions.Logging.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.9.0.1\lib\net462\Microsoft.Extensions.Logging.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.Logging.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.Logging.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.Configuration, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.Configuration.8.0.0\lib\net462\Microsoft.Extensions.Logging.Configuration.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.Configuration, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.Configuration.9.0.1\lib\net462\Microsoft.Extensions.Logging.Configuration.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.Console, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.Console.8.0.0\lib\net462\Microsoft.Extensions.Logging.Console.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.Console, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.Console.9.0.1\lib\net462\Microsoft.Extensions.Logging.Console.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.Debug, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.Debug.8.0.0\lib\net462\Microsoft.Extensions.Logging.Debug.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.Debug, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.Debug.9.0.1\lib\net462\Microsoft.Extensions.Logging.Debug.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.EventLog, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.EventLog.8.0.0\lib\net462\Microsoft.Extensions.Logging.EventLog.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.EventLog, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.EventLog.9.0.1\lib\net462\Microsoft.Extensions.Logging.EventLog.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Logging.EventSource, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Logging.EventSource.8.0.0\lib\net462\Microsoft.Extensions.Logging.EventSource.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Logging.EventSource, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.EventSource.9.0.1\lib\net462\Microsoft.Extensions.Logging.EventSource.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Options, Version=8.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Options.8.0.1\lib\net462\Microsoft.Extensions.Options.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Options, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Options.9.0.1\lib\net462\Microsoft.Extensions.Options.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Options.ConfigurationExtensions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Options.ConfigurationExtensions.8.0.0\lib\net462\Microsoft.Extensions.Options.ConfigurationExtensions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Options.ConfigurationExtensions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Options.ConfigurationExtensions.9.0.1\lib\net462\Microsoft.Extensions.Options.ConfigurationExtensions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Primitives, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Primitives.8.0.0\lib\net462\Microsoft.Extensions.Primitives.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Primitives, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Primitives.9.0.1\lib\net462\Microsoft.Extensions.Primitives.dll</HintPath>
     </Reference>
     <Reference Include="System" />
-    <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Buffers.4.5.1\lib\net461\System.Buffers.dll</HintPath>
+    <Reference Include="System.Buffers, Version=4.0.4.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Buffers.4.6.0\lib\net462\System.Buffers.dll</HintPath>
     </Reference>
     <Reference Include="System.ComponentModel.Annotations, Version=4.2.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.ComponentModel.Annotations.5.0.0\lib\net461\System.ComponentModel.Annotations.dll</HintPath>
@@ -173,11 +173,11 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="System.Deployment" />
-    <Reference Include="System.Diagnostics.DiagnosticSource, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Diagnostics.DiagnosticSource.8.0.0\lib\net462\System.Diagnostics.DiagnosticSource.dll</HintPath>
+    <Reference Include="System.Diagnostics.DiagnosticSource, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Diagnostics.DiagnosticSource.9.0.1\lib\net462\System.Diagnostics.DiagnosticSource.dll</HintPath>
     </Reference>
-    <Reference Include="System.Diagnostics.EventLog, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Diagnostics.EventLog.8.0.0\lib\net462\System.Diagnostics.EventLog.dll</HintPath>
+    <Reference Include="System.Diagnostics.EventLog, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Diagnostics.EventLog.9.0.1\lib\net462\System.Diagnostics.EventLog.dll</HintPath>
     </Reference>
     <Reference Include="System.Drawing" />
     <Reference Include="System.IO, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
@@ -185,12 +185,15 @@
       <Private>True</Private>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Memory, Version=4.0.1.2, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
+    <Reference Include="System.IO.Pipelines, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.IO.Pipelines.9.0.1\lib\net462\System.IO.Pipelines.dll</HintPath>
+    </Reference>
+    <Reference Include="System.Memory, Version=4.0.2.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Memory.4.6.0\lib\net462\System.Memory.dll</HintPath>
     </Reference>
     <Reference Include="System.Numerics" />
-    <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
+    <Reference Include="System.Numerics.Vectors, Version=4.1.5.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Numerics.Vectors.4.6.0\lib\net462\System.Numerics.Vectors.dll</HintPath>
     </Reference>
     <Reference Include="System.Reflection, Version=4.1.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Reflection.4.3.0\lib\net462\System.Reflection.dll</HintPath>
@@ -202,8 +205,8 @@
       <Private>True</Private>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.0.0\lib\net461\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.1.0\lib\net462\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Runtime.InteropServices.RuntimeInformation, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
@@ -214,7 +217,6 @@
     <Reference Include="System.Runtime.Serialization.Formatters, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.Serialization.Formatters.4.3.0\lib\net46\System.Runtime.Serialization.Formatters.dll</HintPath>
       <Private>True</Private>
-      <Private>True</Private>
     </Reference>
     <Reference Include="System.Runtime.Serialization.Primitives, Version=4.1.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.Serialization.Primitives.4.3.0\lib\net46\System.Runtime.Serialization.Primitives.dll</HintPath>
@@ -244,14 +246,15 @@
     <Reference Include="System.Security.Principal.Windows, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Security.Principal.Windows.5.0.0\lib\net461\System.Security.Principal.Windows.dll</HintPath>
     </Reference>
-    <Reference Include="System.Text.Encodings.Web, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Text.Encodings.Web.8.0.0\lib\net462\System.Text.Encodings.Web.dll</HintPath>
+    <Reference Include="System.Text.Encodings.Web, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Text.Encodings.Web.9.0.1\lib\net462\System.Text.Encodings.Web.dll</HintPath>
     </Reference>
     <Reference Include="System.Text.Json, Version=8.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Text.Json.8.0.4\lib\net462\System.Text.Json.dll</HintPath>
+      <HintPath>..\packages\System.Text.Json.9.0.1\lib\net462\System.Text.Json.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.5.4\lib\net461\System.Threading.Tasks.Extensions.dll</HintPath>
+    <Reference Include="System.Threading.Tasks.Extensions, Version=4.2.1.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Threading.Tasks.Extensions.4.6.0\lib\net462\System.Threading.Tasks.Extensions.dll</HintPath>
     </Reference>
     <Reference Include="System.Threading.ThreadPool, Version=4.0.11.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Threading.ThreadPool.4.3.0\lib\net46\System.Threading.ThreadPool.dll</HintPath>
@@ -335,6 +338,9 @@
   <ItemGroup>
     <Analyzer Include="..\packages\Csla.8.0.0-R24021202\analyzers\c#\Csla.Analyzers.dll" />
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="ILLink\ILLink.Descriptors.LibraryBuild.xml" />
+  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/app.config b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/app.config
index a751d087b7..4596994b30 100644
--- a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/app.config
+++ b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/app.config
@@ -8,23 +8,23 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.DependencyInjection.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Memory" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.1" newVersion="4.0.1.1" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-6.0.1.0" newVersion="6.0.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.DependencyInjection" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
@@ -32,15 +32,15 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.4.0" newVersion="4.0.4.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Primitives" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileProviders.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileSystemGlobbing" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -48,19 +48,19 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileProviders.Physical" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Bcl.AsyncInterfaces" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Options" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.1" newVersion="8.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -72,11 +72,11 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Binder" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.1" newVersion="8.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Options.ConfigurationExtensions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging.Configuration" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -88,15 +88,15 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Threading.Tasks.Extensions" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.2.0.1" newVersion="4.2.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-4.2.1.0" newVersion="4.2.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.FileExtensions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Json" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Hosting.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -104,15 +104,15 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.EnvironmentVariables" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.CommandLine" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.UserSecrets" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging.EventLog" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -136,7 +136,19 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Diagnostics.DiagnosticSource" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-7.0.0.2" newVersion="7.0.0.2" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Text.Encodings.Web" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Extensions.Diagnostics.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Extensions.Diagnostics" publicKeyToken="adb9793829ddae60" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
diff --git a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/packages.config b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/packages.config
index 6e985ec1b8..dc31a532f2 100644
--- a/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/packages.config
+++ b/Samples/RootChildGrandchildWinFormTest/RootChildGrandchildWinFormTest/packages.config
@@ -1,48 +1,49 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Csla" version="8.0.0-R24021202" targetFramework="net48" />
-  <package id="Csla.Windows.Forms" version="8.0.0-R24021202" targetFramework="net48" />
-  <package id="Microsoft.Bcl.AsyncInterfaces" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Binder" version="8.0.1" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.CommandLine" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.EnvironmentVariables" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.FileExtensions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Json" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.UserSecrets" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.DependencyInjection" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.DependencyInjection.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Diagnostics" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Diagnostics.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileProviders.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileProviders.Physical" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileSystemGlobbing" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Hosting" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Hosting.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Configuration" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Console" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Debug" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.EventLog" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.EventSource" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Options" version="8.0.1" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Options.ConfigurationExtensions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Primitives" version="8.0.0" targetFramework="net48" />
-  <package id="System.Buffers" version="4.5.1" targetFramework="net48" />
+  <package id="Csla" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
+  <package id="Csla.Windows.Forms" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
+  <package id="Microsoft.Bcl.AsyncInterfaces" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Binder" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.CommandLine" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.EnvironmentVariables" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.FileExtensions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Json" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.UserSecrets" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.DependencyInjection" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.DependencyInjection.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Diagnostics" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Diagnostics.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileProviders.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileProviders.Physical" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileSystemGlobbing" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Hosting" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Hosting.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Configuration" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Console" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Debug" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.EventLog" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.EventSource" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Options" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Options.ConfigurationExtensions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Primitives" version="9.0.1" targetFramework="net48" />
+  <package id="System.Buffers" version="4.6.0" targetFramework="net48" />
   <package id="System.ComponentModel" version="4.3.0" targetFramework="net48" />
   <package id="System.ComponentModel.Annotations" version="5.0.0" targetFramework="net48" />
   <package id="System.ComponentModel.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Data.Common" version="4.3.0" targetFramework="net48" />
-  <package id="System.Diagnostics.DiagnosticSource" version="8.0.0" targetFramework="net48" />
-  <package id="System.Diagnostics.EventLog" version="8.0.0" targetFramework="net48" />
+  <package id="System.Diagnostics.DiagnosticSource" version="9.0.1" targetFramework="net48" />
+  <package id="System.Diagnostics.EventLog" version="9.0.1" targetFramework="net48" />
   <package id="System.IO" version="4.3.0" targetFramework="net48" />
-  <package id="System.Memory" version="4.5.5" targetFramework="net48" />
-  <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net461" />
+  <package id="System.IO.Pipelines" version="9.0.1" targetFramework="net48" />
+  <package id="System.Memory" version="4.6.0" targetFramework="net48" />
+  <package id="System.Numerics.Vectors" version="4.6.0" targetFramework="net48" />
   <package id="System.Reflection" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime" version="4.3.1" targetFramework="net48" />
-  <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net48" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="6.1.0" targetFramework="net48" />
   <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Formatters" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Primitives" version="4.3.0" targetFramework="net48" />
@@ -52,9 +53,9 @@
   <package id="System.Security.Cryptography.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Security.Principal" version="4.3.0" targetFramework="net48" />
   <package id="System.Security.Principal.Windows" version="5.0.0" targetFramework="net48" />
-  <package id="System.Text.Encodings.Web" version="8.0.0" targetFramework="net48" />
-  <package id="System.Text.Json" version="8.0.4" targetFramework="net48" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
+  <package id="System.Text.Encodings.Web" version="9.0.1" targetFramework="net48" />
+  <package id="System.Text.Json" version="9.0.1" targetFramework="net48" />
+  <package id="System.Threading.Tasks.Extensions" version="4.6.0" targetFramework="net48" />
   <package id="System.Threading.ThreadPool" version="4.3.0" targetFramework="net48" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net48" />
 </packages>
\ No newline at end of file
diff --git a/Samples/RoutedDataPortal/Directory.Packages.props b/Samples/RoutedDataPortal/Directory.Packages.props
index 3b5c1086e3..34820bd435 100644
--- a/Samples/RoutedDataPortal/Directory.Packages.props
+++ b/Samples/RoutedDataPortal/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.3</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/RoutedDataPortal/RoutedDataPortal.sln b/Samples/RoutedDataPortal/RoutedDataPortal.sln
index b28c308dca..30948f4bc0 100644
--- a/Samples/RoutedDataPortal/RoutedDataPortal.sln
+++ b/Samples/RoutedDataPortal/RoutedDataPortal.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.28307.106
+# Visual Studio Version 17
+VisualStudioVersion = 17.13.35723.152
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RoutedDataPortal", "RoutedDataPortal\RoutedDataPortal.csproj", "{76430DF6-A942-4375-853F-CC21CC38649F}"
 EndProject
@@ -15,6 +15,11 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ClientApp", "ClientApp\Clie
 EndProject
 Project("{E53339B2-1760-4266-BCC7-CA923CBCF16C}") = "docker-compose", "docker-compose.dcproj", "{C51885C1-F913-46AD-A3A5-1698895A2530}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
diff --git a/Samples/RuleTutorial/AuthzFactoryMethods/Root.cs b/Samples/RuleTutorial/AuthzFactoryMethods/Root.cs
index ab7af931cc..bf20ac7fed 100644
--- a/Samples/RuleTutorial/AuthzFactoryMethods/Root.cs
+++ b/Samples/RuleTutorial/AuthzFactoryMethods/Root.cs
@@ -27,6 +27,7 @@ public class Root : BusinessBase<Root>
     /// <summary>
     /// The add object authorization rules.
     /// </summary>
+    [ObjectAuthorizationRules]
     private static void AddObjectAuthorizationRules()
     {
       BusinessRules.AddRule(typeof (Root), new IsInRole(AuthorizationActions.CreateObject, "role1", "role2"));
diff --git a/Samples/RuleTutorial/AuthzFactoryMethods/Root2.cs b/Samples/RuleTutorial/AuthzFactoryMethods/Root2.cs
index 5dde47af04..8b80e29182 100644
--- a/Samples/RuleTutorial/AuthzFactoryMethods/Root2.cs
+++ b/Samples/RuleTutorial/AuthzFactoryMethods/Root2.cs
@@ -27,6 +27,7 @@ public class Root2 : BusinessBase<Root2>
     /// <summary>
     /// The add object authorization rules.
     /// </summary>
+    [ObjectAuthorizationRules]
     private static void AddObjectAuthorizationRules()
     {
      BusinessRules.AddRule(typeof(Root2), new IsInRole(AuthorizationActions.EditObject, "nobody"));
diff --git a/Samples/RuleTutorial/Directory.Packages.props b/Samples/RuleTutorial/Directory.Packages.props
index d769dc93d4..3a0803304b 100644
--- a/Samples/RuleTutorial/Directory.Packages.props
+++ b/Samples/RuleTutorial/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.3</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/RuleTutorial/RuleTutorial.Testing.Common/AuthorizationRuleTest.cs b/Samples/RuleTutorial/RuleTutorial.Testing.Common/AuthorizationRuleTest.cs
index 2d5e8be129..45f532d953 100644
--- a/Samples/RuleTutorial/RuleTutorial.Testing.Common/AuthorizationRuleTest.cs
+++ b/Samples/RuleTutorial/RuleTutorial.Testing.Common/AuthorizationRuleTest.cs
@@ -45,7 +45,14 @@ public void InitializeTest(IAuthorizationRule rule, object target, Type type)
     /// </summary>
     public void ExecuteRule()
     {
-      AuthorizationContext.Rule.Execute(AuthorizationContext);
+      if (AuthorizationContext.Rule is IAuthorizationRule syncRule)
+      {
+        syncRule.Execute(AuthorizationContext);
+      }
+      else
+      {
+        throw new InvalidOperationException("Rule is not an IAuthorizationRule");
+      }
     }
   }
 }
diff --git a/Samples/RuleTutorial/RuleTutorial.sln b/Samples/RuleTutorial/RuleTutorial.sln
index fd3c54e9fb..6d5e79ab40 100644
--- a/Samples/RuleTutorial/RuleTutorial.sln
+++ b/Samples/RuleTutorial/RuleTutorial.sln
@@ -57,6 +57,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "4.2 LookupRule.Test", "Look
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{0FDAA019-DE44-48CD-9614-2A36E45EFCA3}"
 	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
 		Local.testsettings = Local.testsettings
 		RuleTutorial.rtf = RuleTutorial.rtf
 		RuleTutorial.vsmdi = RuleTutorial.vsmdi
diff --git a/Samples/SimpleNTier/ConsoleUI/Program.cs b/Samples/SimpleNTier/ConsoleUI/Program.cs
index c1a845c52e..cbe5850113 100644
--- a/Samples/SimpleNTier/ConsoleUI/Program.cs
+++ b/Samples/SimpleNTier/ConsoleUI/Program.cs
@@ -11,7 +11,7 @@
 // use remote data portal
 services.AddTransient<HttpClient>();
 services.AddCsla(o => o
-  .DataPortal(dp => dp.ClientSideDataPortal(co => co
+  .DataPortal(dp => dp.AddClientSideDataPortal(co => co
     .UseHttpProxy(hp => hp
       .DataPortalUrl = "https://localhost:44332/api/dataportal"))));
 
diff --git a/Samples/SimpleNTier/Directory.Packages.props b/Samples/SimpleNTier/Directory.Packages.props
index 7d944c4a55..9cc1580e7a 100644
--- a/Samples/SimpleNTier/Directory.Packages.props
+++ b/Samples/SimpleNTier/Directory.Packages.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-    <CslaVersion>8.2.4</CslaVersion>
+    <CslaVersion>9.0.0-rc4-gc005a93a3c</CslaVersion>
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="Csla" Version="$(CslaVersion)" />
diff --git a/Samples/SimpleNTier/SimpleNTier.sln b/Samples/SimpleNTier/SimpleNTier.sln
index b60289c845..0d2545f4c6 100644
--- a/Samples/SimpleNTier/SimpleNTier.sln
+++ b/Samples/SimpleNTier/SimpleNTier.sln
@@ -29,6 +29,11 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "DataAccess", "DataAccess",
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConsoleUI", "ConsoleUI\ConsoleUI.csproj", "{FCED8139-6783-42C6-BAD6-368753772065}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
+	ProjectSection(SolutionItems) = preProject
+		Directory.Packages.props = Directory.Packages.props
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Ad-Hoc|Any CPU = Ad-Hoc|Any CPU
diff --git a/Samples/WinFormsExample/BusinessLibrary/BusinessLibrary.csproj b/Samples/WinFormsExample/BusinessLibrary/BusinessLibrary.csproj
index 55dda28de3..5426d580f6 100644
--- a/Samples/WinFormsExample/BusinessLibrary/BusinessLibrary.csproj
+++ b/Samples/WinFormsExample/BusinessLibrary/BusinessLibrary.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/WinFormsExample/DataAccess/DataAccess.csproj b/Samples/WinFormsExample/DataAccess/DataAccess.csproj
index 3d121f9105..3ed59057d2 100644
--- a/Samples/WinFormsExample/DataAccess/DataAccess.csproj
+++ b/Samples/WinFormsExample/DataAccess/DataAccess.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
 </Project>
diff --git a/Samples/WinFormsExample/WinFormsExample/WinFormsExample.csproj b/Samples/WinFormsExample/WinFormsExample/WinFormsExample.csproj
index 86d04083a0..1a69a23ffb 100644
--- a/Samples/WinFormsExample/WinFormsExample/WinFormsExample.csproj
+++ b/Samples/WinFormsExample/WinFormsExample/WinFormsExample.csproj
@@ -8,10 +8,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.Windows.Forms" Version="8.0.0-R24021201" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.0" />
+    <PackageReference Include="Csla.Windows.Forms" Version="9.0.0-rc4-gc005a93a3c" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.2" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/WinSortFilter/WinSortFilter/ILLink/ILLink.Descriptors.LibraryBuild.xml b/Samples/WinSortFilter/WinSortFilter/ILLink/ILLink.Descriptors.LibraryBuild.xml
new file mode 100644
index 0000000000..a42d7f0e7e
--- /dev/null
+++ b/Samples/WinSortFilter/WinSortFilter/ILLink/ILLink.Descriptors.LibraryBuild.xml
@@ -0,0 +1,8 @@
+<linker>
+  <assembly fullname="System.Diagnostics.DiagnosticSource">
+    <type fullname="System.Diagnostics.Metrics.MetricsEventSource">
+      <!-- Used by System.Private.CoreLib via reflection to init the EventSource -->
+      <method name="GetInstance" />
+    </type>
+  </assembly>
+</linker>
diff --git a/Samples/WinSortFilter/WinSortFilter/WinSortFilter.csproj b/Samples/WinSortFilter/WinSortFilter/WinSortFilter.csproj
index 904ff58772..3379bd3b00 100644
--- a/Samples/WinSortFilter/WinSortFilter/WinSortFilter.csproj
+++ b/Samples/WinSortFilter/WinSortFilter/WinSortFilter.csproj
@@ -58,99 +58,102 @@
     <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Csla, Version=8.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
-      <HintPath>..\packages\Csla.8.0.0-R24021202\lib\net48\Csla.dll</HintPath>
+    <Reference Include="Backport.System.Threading.Lock, Version=3.1.4.0, Culture=neutral, PublicKeyToken=b4f1bfae1afe4011, processorArchitecture=MSIL">
+      <HintPath>..\packages\Backport.System.Threading.Lock.3.1.4\lib\net45\Backport.System.Threading.Lock.dll</HintPath>
     </Reference>
-    <Reference Include="Csla.Windows, Version=8.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
-      <HintPath>..\packages\Csla.Windows.Forms.8.0.0-R24021202\lib\net462\Csla.Windows.dll</HintPath>
+    <Reference Include="Csla, Version=9.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
+      <HintPath>..\packages\Csla.9.0.0-rc4-gc005a93a3c\lib\net48\Csla.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.8.0.0\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
+    <Reference Include="Csla.Windows, Version=9.0.0.0, Culture=neutral, PublicKeyToken=93be5fdc093e4c30, processorArchitecture=MSIL">
+      <HintPath>..\packages\Csla.Windows.Forms.9.0.0-rc4-gc005a93a3c\lib\net462\Csla.Windows.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.8.0.0\lib\net462\Microsoft.Extensions.Configuration.dll</HintPath>
+    <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.9.0.1\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.Abstractions, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.Abstractions.8.0.0\lib\net462\Microsoft.Extensions.Configuration.Abstractions.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.9.0.1\lib\net462\Microsoft.Extensions.Configuration.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.Binder, Version=8.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.Binder.8.0.1\lib\net462\Microsoft.Extensions.Configuration.Binder.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.Abstractions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Configuration.Abstractions.9.0.1\lib\net462\Microsoft.Extensions.Configuration.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Extensions.Configuration.CommandLine, Version=8.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Extensions.Configuration.CommandLine.8.0.0\lib\net462\Microsoft.Extensions.Configuration.CommandLine.dll</HintPath>
+    <Reference Include="Microsoft.Extensions.Configuration.Binder, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
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+    <Reference Include="Microsoft.Extensions.Options, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
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+    <Reference Include="Microsoft.Extensions.Options.ConfigurationExtensions, Version=9.0.0.1, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Options.ConfigurationExtensions.9.0.1\lib\net462\Microsoft.Extensions.Options.ConfigurationExtensions.dll</HintPath>
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@@ -162,6 +165,7 @@
       <Private>True</Private>
       <Private>True</Private>
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+    <Reference Include="System.Configuration" />
     <Reference Include="System.Core">
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@@ -170,23 +174,32 @@
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+    <Reference Include="System.Data.Linq" />
+    <Reference Include="System.Data.Services.Client" />
+    <Reference Include="System.Diagnostics.DiagnosticSource, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
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-      <HintPath>..\packages\System.Diagnostics.EventLog.8.0.0\lib\net462\System.Diagnostics.EventLog.dll</HintPath>
+    <Reference Include="System.Diagnostics.EventLog, Version=9.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
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-      <HintPath>..\packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
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+      <HintPath>..\packages\System.IO.Pipelines.9.0.1\lib\net462\System.IO.Pipelines.dll</HintPath>
+    </Reference>
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+    <Reference Include="System.Net.Http" />
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+      <HintPath>..\packages\System.Text.Json.9.0.1\lib\net462\System.Text.Json.dll</HintPath>
+      <Private>True</Private>
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       <Private>True</Private>
       <Private>True</Private>
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   </ItemGroup>
   <ItemGroup>
-    <Analyzer Include="..\packages\Csla.8.0.0-R24021202\analyzers\c#\Csla.Analyzers.dll" />
+    <Content Include="ILLink\ILLink.Descriptors.LibraryBuild.xml" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/Samples/WinSortFilter/WinSortFilter/app.config b/Samples/WinSortFilter/WinSortFilter/app.config
index a751d087b7..5f35d3d294 100644
--- a/Samples/WinSortFilter/WinSortFilter/app.config
+++ b/Samples/WinSortFilter/WinSortFilter/app.config
@@ -8,23 +8,23 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.DependencyInjection.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Memory" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.1.1" newVersion="4.0.1.1" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.2.0" newVersion="4.0.2.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-6.0.1.0" newVersion="6.0.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.DependencyInjection" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
@@ -32,15 +32,15 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.4.0" newVersion="4.0.4.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Primitives" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileProviders.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileSystemGlobbing" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -48,15 +48,15 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.FileProviders.Physical" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Bcl.AsyncInterfaces" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Options" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -64,7 +64,7 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -72,7 +72,7 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Binder" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.1" newVersion="8.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Options.ConfigurationExtensions" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -88,31 +88,31 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Threading.Tasks.Extensions" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-4.2.0.1" newVersion="4.2.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-4.2.1.0" newVersion="4.2.1.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.FileExtensions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.Json" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Hosting.Abstractions" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-8.0.0.0" newVersion="8.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.EnvironmentVariables" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.CommandLine" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-3.1.9.0" newVersion="3.1.9.0" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Configuration.UserSecrets" publicKeyToken="adb9793829ddae60" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-6.0.0.1" newVersion="6.0.0.1" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Microsoft.Extensions.Logging.EventLog" publicKeyToken="adb9793829ddae60" culture="neutral" />
@@ -138,6 +138,14 @@
         <assemblyIdentity name="System.Diagnostics.DiagnosticSource" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-7.0.0.2" newVersion="7.0.0.2" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Text.Encodings.Web" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.1" newVersion="9.0.0.1" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Backport.System.Threading.Lock" publicKeyToken="b4f1bfae1afe4011" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-3.1.4.0" newVersion="3.1.4.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>
diff --git a/Samples/WinSortFilter/WinSortFilter/packages.config b/Samples/WinSortFilter/WinSortFilter/packages.config
index 6e985ec1b8..ca1df06dfd 100644
--- a/Samples/WinSortFilter/WinSortFilter/packages.config
+++ b/Samples/WinSortFilter/WinSortFilter/packages.config
@@ -1,49 +1,52 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Csla" version="8.0.0-R24021202" targetFramework="net48" />
-  <package id="Csla.Windows.Forms" version="8.0.0-R24021202" targetFramework="net48" />
-  <package id="Microsoft.Bcl.AsyncInterfaces" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Binder" version="8.0.1" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.CommandLine" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.EnvironmentVariables" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.FileExtensions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.Json" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Configuration.UserSecrets" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.DependencyInjection" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.DependencyInjection.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Diagnostics" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Diagnostics.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileProviders.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileProviders.Physical" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.FileSystemGlobbing" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Hosting" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Hosting.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Abstractions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Configuration" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Console" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.Debug" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.EventLog" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Logging.EventSource" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Options" version="8.0.1" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Options.ConfigurationExtensions" version="8.0.0" targetFramework="net48" />
-  <package id="Microsoft.Extensions.Primitives" version="8.0.0" targetFramework="net48" />
-  <package id="System.Buffers" version="4.5.1" targetFramework="net48" />
+  <package id="Backport.System.Threading.Lock" version="3.1.4" targetFramework="net48" />
+  <package id="Csla" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
+  <package id="Csla.Windows.Forms" version="9.0.0-rc4-gc005a93a3c" targetFramework="net48" />
+  <package id="Microsoft.Bcl.AsyncInterfaces" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Binder" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.CommandLine" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.EnvironmentVariables" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.FileExtensions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.Json" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Configuration.UserSecrets" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.DependencyInjection" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.DependencyInjection.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Diagnostics" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Diagnostics.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileProviders.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileProviders.Physical" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.FileSystemGlobbing" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Hosting" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Hosting.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Abstractions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Configuration" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Console" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.Debug" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.EventLog" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Logging.EventSource" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Options" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Options.ConfigurationExtensions" version="9.0.1" targetFramework="net48" />
+  <package id="Microsoft.Extensions.Primitives" version="9.0.1" targetFramework="net48" />
+  <package id="System.Buffers" version="4.6.0" targetFramework="net48" />
   <package id="System.ComponentModel" version="4.3.0" targetFramework="net48" />
   <package id="System.ComponentModel.Annotations" version="5.0.0" targetFramework="net48" />
   <package id="System.ComponentModel.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Data.Common" version="4.3.0" targetFramework="net48" />
-  <package id="System.Diagnostics.DiagnosticSource" version="8.0.0" targetFramework="net48" />
-  <package id="System.Diagnostics.EventLog" version="8.0.0" targetFramework="net48" />
+  <package id="System.Diagnostics.DiagnosticSource" version="9.0.1" targetFramework="net48" />
+  <package id="System.Diagnostics.EventLog" version="9.0.1" targetFramework="net48" />
   <package id="System.IO" version="4.3.0" targetFramework="net48" />
-  <package id="System.Memory" version="4.5.5" targetFramework="net48" />
-  <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net461" />
+  <package id="System.IO.Pipelines" version="9.0.1" targetFramework="net48" />
+  <package id="System.Memory" version="4.6.0" targetFramework="net48" />
+  <package id="System.Numerics.Vectors" version="4.6.0" targetFramework="net48" />
   <package id="System.Reflection" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime" version="4.3.1" targetFramework="net48" />
-  <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net48" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="6.1.0" targetFramework="net48" />
   <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net48" />
+  <package id="System.Runtime.Loader" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Formatters" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Runtime.Serialization.Xml" version="4.3.0" targetFramework="net48" />
@@ -52,9 +55,10 @@
   <package id="System.Security.Cryptography.Primitives" version="4.3.0" targetFramework="net48" />
   <package id="System.Security.Principal" version="4.3.0" targetFramework="net48" />
   <package id="System.Security.Principal.Windows" version="5.0.0" targetFramework="net48" />
-  <package id="System.Text.Encodings.Web" version="8.0.0" targetFramework="net48" />
-  <package id="System.Text.Json" version="8.0.4" targetFramework="net48" />
-  <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net48" />
+  <package id="System.Text.Encodings.Web" version="9.0.1" targetFramework="net48" />
+  <package id="System.Text.Json" version="9.0.1" targetFramework="net48" />
+  <package id="System.Text.RegularExpressions" version="4.3.1" targetFramework="net48" />
+  <package id="System.Threading.Tasks.Extensions" version="4.6.0" targetFramework="net48" />
   <package id="System.Threading.ThreadPool" version="4.3.0" targetFramework="net48" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net48" />
 </packages>
\ No newline at end of file
diff --git a/Samples/WpfExample/BusinessLibrary/BusinessLibrary.csproj b/Samples/WpfExample/BusinessLibrary/BusinessLibrary.csproj
index 55dda28de3..5426d580f6 100644
--- a/Samples/WpfExample/BusinessLibrary/BusinessLibrary.csproj
+++ b/Samples/WpfExample/BusinessLibrary/BusinessLibrary.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla" Version="9.0.0-rc4-gc005a93a3c" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Samples/WpfExample/WpfExample/WpfExample.csproj b/Samples/WpfExample/WpfExample/WpfExample.csproj
index d5aa806638..43ce9a2d62 100644
--- a/Samples/WpfExample/WpfExample/WpfExample.csproj
+++ b/Samples/WpfExample/WpfExample/WpfExample.csproj
@@ -7,7 +7,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Csla.Wpf" Version="8.0.0-R24021201" />
+    <PackageReference Include="Csla.Wpf" Version="9.0.0-rc4-gc005a93a3c" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.1" />
   </ItemGroup>
 
   <ItemGroup>