diff --git a/docs/azure/sdk/snippets/aspnetcore-guidance/BlazorSample/BlazorSample.csproj b/docs/azure/sdk/snippets/aspnetcore-guidance/BlazorSample/BlazorSample.csproj
index d86631ae93f64..94b5b7a8ebaff 100644
--- a/docs/azure/sdk/snippets/aspnetcore-guidance/BlazorSample/BlazorSample.csproj
+++ b/docs/azure/sdk/snippets/aspnetcore-guidance/BlazorSample/BlazorSample.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/aspnetcore-guidance/MinApiSample/MinApiSample.csproj b/docs/azure/sdk/snippets/aspnetcore-guidance/MinApiSample/MinApiSample.csproj
index 105c96ed588d5..cdab1e6b31df4 100644
--- a/docs/azure/sdk/snippets/aspnetcore-guidance/MinApiSample/MinApiSample.csproj
+++ b/docs/azure/sdk/snippets/aspnetcore-guidance/MinApiSample/MinApiSample.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/authentication/additional-auth/interactive/InteractiveBrokeredAuth.csproj b/docs/azure/sdk/snippets/authentication/additional-auth/interactive/InteractiveBrokeredAuth.csproj
index 84386f52bf895..2ead333dd0658 100644
--- a/docs/azure/sdk/snippets/authentication/additional-auth/interactive/InteractiveBrokeredAuth.csproj
+++ b/docs/azure/sdk/snippets/authentication/additional-auth/interactive/InteractiveBrokeredAuth.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>net9.0-windows</TargetFramework>
+    <TargetFramework>net10.0-windows</TargetFramework>
     <Nullable>enable</Nullable>
     <UseWindowsForms>true</UseWindowsForms>
     <ImplicitUsings>enable</ImplicitUsings>
diff --git a/docs/azure/sdk/snippets/authentication/best-practices/CCA/ConfidentialClientApp.csproj b/docs/azure/sdk/snippets/authentication/best-practices/CCA/ConfidentialClientApp.csproj
index 2dd5a15b8e866..fcbc5284a9c10 100644
--- a/docs/azure/sdk/snippets/authentication/best-practices/CCA/ConfidentialClientApp.csproj
+++ b/docs/azure/sdk/snippets/authentication/best-practices/CCA/ConfidentialClientApp.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ProjectUISubcaption>ASP.NET Core</ProjectUISubcaption>
diff --git a/docs/azure/sdk/snippets/authentication/best-practices/PCA/PublicClientApp.csproj b/docs/azure/sdk/snippets/authentication/best-practices/PCA/PublicClientApp.csproj
index b2284870fefce..2a368577e83a8 100644
--- a/docs/azure/sdk/snippets/authentication/best-practices/PCA/PublicClientApp.csproj
+++ b/docs/azure/sdk/snippets/authentication/best-practices/PCA/PublicClientApp.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>net9.0-windows</TargetFramework>
+    <TargetFramework>net10.0-windows</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <UseWPF>true</UseWPF>
diff --git a/docs/azure/sdk/snippets/authentication/brokered/console-app/BrokeredConsole.csproj b/docs/azure/sdk/snippets/authentication/brokered/console-app/BrokeredConsole.csproj
index 480bd7d5024d7..40ee285b49943 100644
--- a/docs/azure/sdk/snippets/authentication/brokered/console-app/BrokeredConsole.csproj
+++ b/docs/azure/sdk/snippets/authentication/brokered/console-app/BrokeredConsole.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ProjectUISubcaption>Linux</ProjectUISubcaption>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/authentication/brokered/console-app/Program.cs b/docs/azure/sdk/snippets/authentication/brokered/console-app/Program.cs
index 28cefbedc545b..5dcbd710124cf 100644
--- a/docs/azure/sdk/snippets/authentication/brokered/console-app/Program.cs
+++ b/docs/azure/sdk/snippets/authentication/brokered/console-app/Program.cs
@@ -10,7 +10,7 @@
 /// Get the handle of the console window for Linux
 /// </summary>
 [DllImport("libX11")]
-static extern IntPtr XOpenDisplay(string display);
+static extern IntPtr XOpenDisplay(string? display);
 
 [DllImport("libX11")]
 static extern IntPtr XRootWindow(IntPtr display, int screen);
diff --git a/docs/azure/sdk/snippets/authentication/credential-chains/CredentialChains.csproj b/docs/azure/sdk/snippets/authentication/credential-chains/CredentialChains.csproj
index 5cc8f1865a7b2..e388904d9e9f0 100644
--- a/docs/azure/sdk/snippets/authentication/credential-chains/CredentialChains.csproj
+++ b/docs/azure/sdk/snippets/authentication/credential-chains/CredentialChains.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/authentication/local-dev-account/Program.cs b/docs/azure/sdk/snippets/authentication/local-dev-account/Program.cs
index 23984418924d1..55a4f8120c35b 100644
--- a/docs/azure/sdk/snippets/authentication/local-dev-account/Program.cs
+++ b/docs/azure/sdk/snippets/authentication/local-dev-account/Program.cs
@@ -35,7 +35,7 @@
             summaries[Random.Shared.Next(summaries.Length)]
         ))
         .ToArray();
-    return blobs.FirstOrDefault().Name;
+    return blobs.FirstOrDefault()?.Name ?? string.Empty;
 })
 .WithName("GetWeatherForecast")
 .WithOpenApi();
diff --git a/docs/azure/sdk/snippets/authentication/local-dev-service-principal/Program.cs b/docs/azure/sdk/snippets/authentication/local-dev-service-principal/Program.cs
index d8ee41b85db14..56a7fa1b233e0 100644
--- a/docs/azure/sdk/snippets/authentication/local-dev-service-principal/Program.cs
+++ b/docs/azure/sdk/snippets/authentication/local-dev-service-principal/Program.cs
@@ -36,7 +36,7 @@
             summaries[Random.Shared.Next(summaries.Length)]
         ))
         .ToArray();
-    return blobs.FirstOrDefault().Name;
+    return blobs.FirstOrDefault()?.Name ?? string.Empty;
 })
 .WithName("GetWeatherForecast")
 .WithOpenApi();
diff --git a/docs/azure/sdk/snippets/authentication/local-dev-service-principal/UserAssignedIdentityClientId.csproj b/docs/azure/sdk/snippets/authentication/local-dev-service-principal/UserAssignedIdentityClientId.csproj
index 94c4ea943ef74..4c193bf82cfaf 100644
--- a/docs/azure/sdk/snippets/authentication/local-dev-service-principal/UserAssignedIdentityClientId.csproj
+++ b/docs/azure/sdk/snippets/authentication/local-dev-service-principal/UserAssignedIdentityClientId.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/authentication/system-assigned-managed-identity/SystemAssignedIdentityClientId.csproj b/docs/azure/sdk/snippets/authentication/system-assigned-managed-identity/SystemAssignedIdentityClientId.csproj
index 94c4ea943ef74..4c193bf82cfaf 100644
--- a/docs/azure/sdk/snippets/authentication/system-assigned-managed-identity/SystemAssignedIdentityClientId.csproj
+++ b/docs/azure/sdk/snippets/authentication/system-assigned-managed-identity/SystemAssignedIdentityClientId.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/authentication/user-assigned-managed-identity/UserAssignedIdentityClientId.csproj b/docs/azure/sdk/snippets/authentication/user-assigned-managed-identity/UserAssignedIdentityClientId.csproj
index 94c4ea943ef74..4c193bf82cfaf 100644
--- a/docs/azure/sdk/snippets/authentication/user-assigned-managed-identity/UserAssignedIdentityClientId.csproj
+++ b/docs/azure/sdk/snippets/authentication/user-assigned-managed-identity/UserAssignedIdentityClientId.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/configure-proxy/ProxyServerConfiguration.csproj b/docs/azure/sdk/snippets/configure-proxy/ProxyServerConfiguration.csproj
index 9bfd49b86eca6..0c7f7fbc4a644 100644
--- a/docs/azure/sdk/snippets/configure-proxy/ProxyServerConfiguration.csproj
+++ b/docs/azure/sdk/snippets/configure-proxy/ProxyServerConfiguration.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/dependency-injection/Directory.Packages.props b/docs/azure/sdk/snippets/dependency-injection/Directory.Packages.props
index 541365e33bb1a..ad80267b8155e 100644
--- a/docs/azure/sdk/snippets/dependency-injection/Directory.Packages.props
+++ b/docs/azure/sdk/snippets/dependency-injection/Directory.Packages.props
@@ -3,14 +3,15 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Azure.Identity" Version="1.11.3" />
+    <PackageVersion Include="Azure.Identity" Version="1.17.1" />
+    <PackageVersion Include="Microsoft.Identity.Client" Version="4.67.2" />
     <PackageVersion Include="Azure.Security.KeyVault.Secrets" Version="4.6.0" />
     <PackageVersion Include="Azure.Messaging.ServiceBus" Version="7.17.5" />
     <PackageVersion Include="Azure.Storage.Blobs" Version="12.20.0" />
-    <PackageVersion Include="Microsoft.Extensions.Azure" Version="1.7.3" />
-    <PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="8.0.5" />
-    <PackageVersion Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageVersion Include="Swashbuckle.AspNetCore" Version="6.6.1" />
-    <PackageVersion Include="Azure.AI.OpenAI" Version="2.0.0" />
+    <PackageVersion Include="Microsoft.Extensions.Azure" Version="1.13.1" />
+    <PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="8.0.8" />
+    <PackageVersion Include="Microsoft.Extensions.Hosting" Version="10.0.0" />
+    <PackageVersion Include="Swashbuckle.AspNetCore" Version="6.7.3" />
+    <PackageVersion Include="Azure.AI.OpenAI" Version="2.1.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/docs/azure/sdk/snippets/dependency-injection/HostApplicationBuilder/HostApplicationBuilder.csproj b/docs/azure/sdk/snippets/dependency-injection/HostApplicationBuilder/HostApplicationBuilder.csproj
index 1a6a6793f6f30..a9394713a5197 100644
--- a/docs/azure/sdk/snippets/dependency-injection/HostApplicationBuilder/HostApplicationBuilder.csproj
+++ b/docs/azure/sdk/snippets/dependency-injection/HostApplicationBuilder/HostApplicationBuilder.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/dependency-injection/HostBuilder/HostBuilder.csproj b/docs/azure/sdk/snippets/dependency-injection/HostBuilder/HostBuilder.csproj
index 7a1ca703d9b7f..2abd1de2869e9 100644
--- a/docs/azure/sdk/snippets/dependency-injection/HostBuilder/HostBuilder.csproj
+++ b/docs/azure/sdk/snippets/dependency-injection/HostBuilder/HostBuilder.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Worker">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <UserSecretsId>dotnet-HostBuilder-3f144e50-3cf7-463d-b3e7-33f5e9a62474</UserSecretsId>
diff --git a/docs/azure/sdk/snippets/dependency-injection/WebApplicationBuilder/WebApplicationBuilder.csproj b/docs/azure/sdk/snippets/dependency-injection/WebApplicationBuilder/WebApplicationBuilder.csproj
index e2a7a1732a2b1..6e17563da6d30 100644
--- a/docs/azure/sdk/snippets/dependency-injection/WebApplicationBuilder/WebApplicationBuilder.csproj
+++ b/docs/azure/sdk/snippets/dependency-injection/WebApplicationBuilder/WebApplicationBuilder.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/logging/LoggingSampleApp.csproj b/docs/azure/sdk/snippets/logging/LoggingSampleApp.csproj
index 9b4ff4ad51198..84a3e8d144cd5 100644
--- a/docs/azure/sdk/snippets/logging/LoggingSampleApp.csproj
+++ b/docs/azure/sdk/snippets/logging/LoggingSampleApp.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/pagination/pagination.csproj b/docs/azure/sdk/snippets/pagination/pagination.csproj
index 70269b0749cc2..eaa5ee51836be 100644
--- a/docs/azure/sdk/snippets/pagination/pagination.csproj
+++ b/docs/azure/sdk/snippets/pagination/pagination.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <RootNamespace>Azure.PaginationExample</RootNamespace>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Convenience/AzureCoreConvenience.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Convenience/AzureCoreConvenience.csproj
index 502b14e17d179..a07ac08955829 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Convenience/AzureCoreConvenience.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Convenience/AzureCoreConvenience.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/ExceptionHandling/AzureCoreConvenience.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/ExceptionHandling/AzureCoreConvenience.csproj
index 502b14e17d179..a07ac08955829 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/ExceptionHandling/AzureCoreConvenience.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/ExceptionHandling/AzureCoreConvenience.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Protocol/AzureCoreProtocol.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Protocol/AzureCoreProtocol.csproj
index 502b14e17d179..a07ac08955829 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Protocol/AzureCoreProtocol.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/AzureCore/Protocol/AzureCoreProtocol.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Convenience/SCMConvenience.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Convenience/SCMConvenience.csproj
index a3b95e116d1c7..47165fdc74431 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Convenience/SCMConvenience.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Convenience/SCMConvenience.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/ExceptionHandling/SCMConvenience.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/ExceptionHandling/SCMConvenience.csproj
index 8fd07dc7dde67..47165fdc74431 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/ExceptionHandling/SCMConvenience.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/ExceptionHandling/SCMConvenience.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Protocol/SCMProtocol.csproj b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Protocol/SCMProtocol.csproj
index 8fd07dc7dde67..47165fdc74431 100644
--- a/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Protocol/SCMProtocol.csproj
+++ b/docs/azure/sdk/snippets/protocol-convenience-methods/SCM/Protocol/SCMProtocol.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/docs/azure/sdk/snippets/unit-testing/NonLibrary/MockSecretClient.cs b/docs/azure/sdk/snippets/unit-testing/NonLibrary/MockSecretClient.cs
index 1960b2e59268a..05f4a78e85b83 100644
--- a/docs/azure/sdk/snippets/unit-testing/NonLibrary/MockSecretClient.cs
+++ b/docs/azure/sdk/snippets/unit-testing/NonLibrary/MockSecretClient.cs
@@ -16,13 +16,13 @@ public MockSecretClient(AsyncPageable<SecretProperties> pageable)
 
     public override Response<KeyVaultSecret> GetSecret(
         string name,
-        string version = null,
+        string? version = null,
         CancellationToken cancellationToken = default)
         => throw new NotImplementedException();
 
     public override Task<Response<KeyVaultSecret>> GetSecretAsync(
         string name,
-        string version = null,
+        string? version = null,
         CancellationToken cancellationToken = default)
         => throw new NotImplementedException();
 
diff --git a/docs/azure/sdk/snippets/unit-testing/ResourceManager/NonLibrary/MockMockableComputeResourceGroupResource.cs b/docs/azure/sdk/snippets/unit-testing/ResourceManager/NonLibrary/MockMockableComputeResourceGroupResource.cs
index 4e602488ecac5..bde8fc6768961 100644
--- a/docs/azure/sdk/snippets/unit-testing/ResourceManager/NonLibrary/MockMockableComputeResourceGroupResource.cs
+++ b/docs/azure/sdk/snippets/unit-testing/ResourceManager/NonLibrary/MockMockableComputeResourceGroupResource.cs
@@ -26,12 +26,16 @@ public MockResourceGroupResource(VirtualMachineCollection virtualMachineCollecti
     }
 
     internal MockResourceGroupResource(ArmClient client, ResourceIdentifier id) : base(client, id)
-    {}
+    {
+        // Initialize with an empty mock to satisfy non-null contract
+        _mockableComputeResourceGroupResource =
+            new MockMockableComputeResourceGroupResource(new MockVirtualMachineCollection(client, id));
+    }
 
     public override T GetCachedClient<T>(Func<ArmClient, T> factory) where T : class
     {
         if (typeof(T) == typeof(MockableComputeResourceGroupResource))
-            return _mockableComputeResourceGroupResource as T;
+            return (T)(object)_mockableComputeResourceGroupResource;
         return base.GetCachedClient(factory);
     }
 }
diff --git a/docs/azure/sdk/snippets/unit-testing/UnitTestingSampleApp.csproj b/docs/azure/sdk/snippets/unit-testing/UnitTestingSampleApp.csproj
index 588c4af112a85..a509b0e625c6d 100644
--- a/docs/azure/sdk/snippets/unit-testing/UnitTestingSampleApp.csproj
+++ b/docs/azure/sdk/snippets/unit-testing/UnitTestingSampleApp.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>