diff --git a/.github/workflows/continuous-integration-workflow.yml b/.github/workflows/continuous-integration-workflow.yml
index e2a5e18..b3e7743 100644
--- a/.github/workflows/continuous-integration-workflow.yml
+++ b/.github/workflows/continuous-integration-workflow.yml
@@ -12,10 +12,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Setup .NET Core SDK 6.0
+      - name: Setup .NET Core SDK 8.0
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: 6.0.x     
+          dotnet-version: 8.0.x     
       
       - name: Add Azure artifact
         run: dotnet nuget add source 'https://pkgs.dev.azure.com/e-LfH/_packaging/LearningHubFeed/nuget/v3/index.json' --name 'LearningHubFeed'  --username 'kevin.whittaker' --password ${{ secrets.AZURE_DEVOPS_PAT }} --store-password-in-clear-text
diff --git a/Auth/LearningHub.Nhs.Auth.Tests/LearningHub.Nhs.Auth.Tests.csproj b/Auth/LearningHub.Nhs.Auth.Tests/LearningHub.Nhs.Auth.Tests.csproj
index 2ba767d..b3d5bbe 100644
--- a/Auth/LearningHub.Nhs.Auth.Tests/LearningHub.Nhs.Auth.Tests.csproj
+++ b/Auth/LearningHub.Nhs.Auth.Tests/LearningHub.Nhs.Auth.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
diff --git a/Auth/LearningHub.Nhs.Auth/LearningHub.Nhs.Auth.csproj b/Auth/LearningHub.Nhs.Auth/LearningHub.Nhs.Auth.csproj
index 4e2855c..2954abe 100644
--- a/Auth/LearningHub.Nhs.Auth/LearningHub.Nhs.Auth.csproj
+++ b/Auth/LearningHub.Nhs.Auth/LearningHub.Nhs.Auth.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
 	<PropertyGroup>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net8.0</TargetFramework>
 		<UserSecretsId>00EF27C2-ECB6-4E37-A6B6-58E4E6189D0E</UserSecretsId>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 		<Platforms>x64</Platforms>
@@ -98,12 +98,12 @@
 	<ItemGroup>
 		<PackageReference Include="AutoMapper" Version="10.1.1" />
 		<PackageReference Include="AutoMapper.Extensions.Microsoft.DependencyInjection" Version="8.1.1" />
-		<PackageReference Include="Azure.Extensions.AspNetCore.DataProtection.Blobs" Version="1.2.1" />
+		<PackageReference Include="Azure.Extensions.AspNetCore.DataProtection.Blobs" Version="1.3.4" />
 		<PackageReference Include="Azure.Extensions.AspNetCore.DataProtection.Keys" Version="1.1.0" />
-		<PackageReference Include="Azure.Identity" Version="1.5.0" />
+		<PackageReference Include="Azure.Identity" Version="1.13.1" />
 		<PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
 		<PackageReference Include="FluentValidation" Version="10.3.4" />
-		<PackageReference Include="IdentityServer4" Version="4.1.1" />
+		<PackageReference Include="IdentityServer4" Version="4.1.2" />
 		<PackageReference Include="IdentityServer4.Contrib.RedisStore" Version="4.0.0" />
 		<PackageReference Include="LearningHub.Nhs.Caching" Version="2.0.0" />
 		<PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
@@ -118,7 +118,7 @@
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>
-		<PackageReference Include="System.Data.SqlClient" Version="4.8.3" />
+		<PackageReference Include="System.Data.SqlClient" Version="4.9.0" />
 		<PackageReference Include="UAParser" Version="3.1.47" />
 		<PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.19.0" />
 	</ItemGroup>
diff --git a/LearningHub.Nhs.UserApi.Repository.Interface/LearningHub.Nhs.UserApi.Repository.Interface.csproj b/LearningHub.Nhs.UserApi.Repository.Interface/LearningHub.Nhs.UserApi.Repository.Interface.csproj
index c45f941..fc69964 100644
--- a/LearningHub.Nhs.UserApi.Repository.Interface/LearningHub.Nhs.UserApi.Repository.Interface.csproj
+++ b/LearningHub.Nhs.UserApi.Repository.Interface/LearningHub.Nhs.UserApi.Repository.Interface.csproj
@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/LearningHub.Nhs.UserApi.Repository/LearningHub.Nhs.UserApi.Repository.csproj b/LearningHub.Nhs.UserApi.Repository/LearningHub.Nhs.UserApi.Repository.csproj
index 068b5b4..13d2ce8 100644
--- a/LearningHub.Nhs.UserApi.Repository/LearningHub.Nhs.UserApi.Repository.csproj
+++ b/LearningHub.Nhs.UserApi.Repository/LearningHub.Nhs.UserApi.Repository.csproj
@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.0" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="6.0.0" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
diff --git a/LearningHub.Nhs.UserApi.Services.Interface/LearningHub.Nhs.UserAPI.Services.Interface.csproj b/LearningHub.Nhs.UserApi.Services.Interface/LearningHub.Nhs.UserAPI.Services.Interface.csproj
index c45f941..fc69964 100644
--- a/LearningHub.Nhs.UserApi.Services.Interface/LearningHub.Nhs.UserAPI.Services.Interface.csproj
+++ b/LearningHub.Nhs.UserApi.Services.Interface/LearningHub.Nhs.UserAPI.Services.Interface.csproj
@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/LearningHub.Nhs.UserApi.Services.UnitTests/LearningHub.Nhs.UserApi.Services.UnitTests.csproj b/LearningHub.Nhs.UserApi.Services.UnitTests/LearningHub.Nhs.UserApi.Services.UnitTests.csproj
index dfd418c..54f9af5 100644
--- a/LearningHub.Nhs.UserApi.Services.UnitTests/LearningHub.Nhs.UserApi.Services.UnitTests.csproj
+++ b/LearningHub.Nhs.UserApi.Services.UnitTests/LearningHub.Nhs.UserApi.Services.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
 	<GenerateDocumentationFile>true</GenerateDocumentationFile>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
@@ -10,11 +10,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
     <PackageReference Include="EntityFrameworkCore.Testing.Moq" Version="4.0.0" />
     <PackageReference Include="LearningHub.Nhs.Caching" Version="2.0.0" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="MockQueryable.Core" Version="5.0.0" />
     <PackageReference Include="MockQueryable.Moq" Version="5.0.0" />
     <PackageReference Include="Moq" Version="4.18.2" />
diff --git a/LearningHub.Nhs.UserApi.Services/LearningHub.Nhs.UserApi.Services.csproj b/LearningHub.Nhs.UserApi.Services/LearningHub.Nhs.UserApi.Services.csproj
index 22efaa4..76ae424 100644
--- a/LearningHub.Nhs.UserApi.Services/LearningHub.Nhs.UserApi.Services.csproj
+++ b/LearningHub.Nhs.UserApi.Services/LearningHub.Nhs.UserApi.Services.csproj
@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Caching.Redis" Version="2.2.0" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
diff --git a/LearningHub.Nhs.UserApi.Shared/LearningHub.Nhs.UserApi.Shared.csproj b/LearningHub.Nhs.UserApi.Shared/LearningHub.Nhs.UserApi.Shared.csproj
index 58c589d..149be25 100644
--- a/LearningHub.Nhs.UserApi.Shared/LearningHub.Nhs.UserApi.Shared.csproj
+++ b/LearningHub.Nhs.UserApi.Shared/LearningHub.Nhs.UserApi.Shared.csproj
@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>false</IsPackable>
 	<Platforms>x64</Platforms>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/LearningHub.Nhs.UserApi.UnitTests/LearningHub.Nhs.UserApi.UnitTests.csproj b/LearningHub.Nhs.UserApi.UnitTests/LearningHub.Nhs.UserApi.UnitTests.csproj
index 9225e0c..1947a7e 100644
--- a/LearningHub.Nhs.UserApi.UnitTests/LearningHub.Nhs.UserApi.UnitTests.csproj
+++ b/LearningHub.Nhs.UserApi.UnitTests/LearningHub.Nhs.UserApi.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
 	<GenerateDocumentationFile>true</GenerateDocumentationFile>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
@@ -10,9 +10,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="Moq" Version="4.18.2" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
diff --git a/LearningHub.Nhs.UserApi/LearningHub.Nhs.UserApi.csproj b/LearningHub.Nhs.UserApi/LearningHub.Nhs.UserApi.csproj
index 66444e1..6286a71 100644
--- a/LearningHub.Nhs.UserApi/LearningHub.Nhs.UserApi.csproj
+++ b/LearningHub.Nhs.UserApi/LearningHub.Nhs.UserApi.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <AspNetCoreHostingModel>InProcess</AspNetCoreHostingModel>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
 	<Platforms>x64</Platforms>
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="AutoMapper.Extensions.Microsoft.DependencyInjection" Version="8.1.1" />
-    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.8" />
+    <PackageReference Include="elfhHub.Nhs.Models" Version="3.0.9" />
     <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="3.0.1" />
     <PackageReference Include="LearningHub.Nhs.Caching" Version="2.0.0" />
-    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.33" />
+    <PackageReference Include="LearningHub.Nhs.Models" Version="3.0.46" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.19.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="6.0.0" />
     <PackageReference Include="NLog.Web.AspNetCore" Version="4.14.0" />
@@ -35,7 +35,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.2.3" />
-    <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
+    <PackageReference Include="System.Data.SqlClient" Version="4.9.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/LearningHub.Nhs.UserApi/ServiceMappings.cs b/LearningHub.Nhs.UserApi/ServiceMappings.cs
index 49fa776..b7cd803 100644
--- a/LearningHub.Nhs.UserApi/ServiceMappings.cs
+++ b/LearningHub.Nhs.UserApi/ServiceMappings.cs
@@ -218,6 +218,8 @@ private static void AddAutomapper(this IServiceCollection services)
         {
             services.AddSingleton(new MapperConfiguration(mc =>
             {
+                mc.AllowNullCollections = true;
+                mc.ShouldMapMethod = m => false;
                 mc.AddProfile(new MappingProfile());
                 mc.AddProfile(new ElfhMappingProfile());
             }).CreateMapper());