diff --git a/src/Umbraco.Configuration/AspNetCoreConfigsFactory.cs b/src/Umbraco.Configuration/AspNetCoreConfigsFactory.cs
index 1e9f7976d5..0cacab9e1d 100644
--- a/src/Umbraco.Configuration/AspNetCoreConfigsFactory.cs
+++ b/src/Umbraco.Configuration/AspNetCoreConfigsFactory.cs
@@ -14,7 +14,7 @@ namespace Umbraco.Configuration
 
         public AspNetCoreConfigsFactory(IConfiguration configuration)
         {
-            _configuration = configuration;
+            _configuration = configuration ?? throw new System.ArgumentNullException(nameof(configuration));
         }
 
         public Configs Create()
diff --git a/src/Umbraco.Tests.Common/TestHelperBase.cs b/src/Umbraco.Tests.Common/TestHelperBase.cs
index ef437d45a6..be43ad6d38 100644
--- a/src/Umbraco.Tests.Common/TestHelperBase.cs
+++ b/src/Umbraco.Tests.Common/TestHelperBase.cs
@@ -28,15 +28,15 @@ namespace Umbraco.Tests.Common
     public abstract class TestHelperBase
     {
         private readonly ITypeFinder _typeFinder;
-        private readonly IConfigsFactory _configsFactory;
+        private IConfigsFactory _configsFactory;
         private UriUtility _uriUtility;
         private IIOHelper _ioHelper;
         private Configs _configs;
+        private IUmbracoVersion _umbracoVersion;
 
         public TestHelperBase(Assembly entryAssembly)
         {
-            _configsFactory = new ConfigsFactory();
-            SettingsForTests = new SettingsForTests();
+            SettingsForTests = new SettingsForTests();            
             MainDom = new SimpleMainDom();
             _typeFinder = new TypeFinder(Mock.Of<ILogger>(), new DefaultUmbracoAssemblyProvider(entryAssembly));
         }
@@ -54,6 +54,7 @@ namespace Umbraco.Tests.Common
                 _configs = GetConfigsFactory().Create();
             return _configs;
         }
+
         public IRuntimeState GetRuntimeState()
         {
             return new RuntimeState(
@@ -69,7 +70,12 @@ namespace Umbraco.Tests.Common
 
         public abstract IBackOfficeInfo GetBackOfficeInfo();
 
-        public IConfigsFactory GetConfigsFactory() => _configsFactory;
+        public IConfigsFactory GetConfigsFactory()
+        {
+            if (_configsFactory == null)
+                _configsFactory = new ConfigsFactory();
+            return _configsFactory;
+        }
 
         /// <summary>
         /// Gets the current assembly directory.
@@ -133,7 +139,9 @@ namespace Umbraco.Tests.Common
 
         public IUmbracoVersion GetUmbracoVersion()
         {
-            return new UmbracoVersion(GetConfigs().Global());
+            if (_umbracoVersion == null)
+                _umbracoVersion = new UmbracoVersion(GetConfigs().Global());
+            return _umbracoVersion;
         }
 
         public IRegister GetRegister()
diff --git a/src/Umbraco.Tests.Integration/RuntimeTests.cs b/src/Umbraco.Tests.Integration/RuntimeTests.cs
index 034b937a3b..6ccfdd76d6 100644
--- a/src/Umbraco.Tests.Integration/RuntimeTests.cs
+++ b/src/Umbraco.Tests.Integration/RuntimeTests.cs
@@ -2,7 +2,9 @@
 using LightInject.Microsoft.DependencyInjection;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.Hosting;
 using Moq;
 using NUnit.Framework;
@@ -66,7 +68,13 @@ namespace Umbraco.Tests.Integration
             var serviceProviderFactory = new UmbracoServiceProviderFactory(container);
             var umbracoContainer = serviceProviderFactory.GetContainer();
 
+            // Some IConfiguration must exist in the container first
+            var configurationBuilder = new ConfigurationBuilder();
+            configurationBuilder.AddEnvironmentVariables();
+            services.AddSingleton<IConfiguration>(x => configurationBuilder.Build());
+
             // Add it!
+            services.AddUmbracoConfiguration();
             services.AddUmbracoCore(umbracoContainer, GetType().Assembly);
 
             // assert results
diff --git a/src/Umbraco.Tests/TestHelpers/BaseWebTest.cs b/src/Umbraco.Tests/TestHelpers/BaseWebTest.cs
index 579ca104ea..24dcb229c9 100644
--- a/src/Umbraco.Tests/TestHelpers/BaseWebTest.cs
+++ b/src/Umbraco.Tests/TestHelpers/BaseWebTest.cs
@@ -33,7 +33,6 @@ namespace Umbraco.Tests.TestHelpers
         protected override void Compose()
         {
             base.Compose();
-            base.Compose();
 
             Composition.RegisterUnique<IPublishedValueFallback, PublishedValueFallback>();
             Composition.RegisterUnique<IProfilingLogger, ProfilingLogger>();
diff --git a/src/Umbraco.Web.BackOffice/AspNetCore/UmbracoBackOfficeServiceCollectionExtensions.cs b/src/Umbraco.Web.BackOffice/AspNetCore/UmbracoBackOfficeServiceCollectionExtensions.cs
index b795d31670..697e8b7dc4 100644
--- a/src/Umbraco.Web.BackOffice/AspNetCore/UmbracoBackOfficeServiceCollectionExtensions.cs
+++ b/src/Umbraco.Web.BackOffice/AspNetCore/UmbracoBackOfficeServiceCollectionExtensions.cs
@@ -30,6 +30,9 @@ namespace Umbraco.Web.BackOffice.AspNetCore
         {
             var serviceProvider = services.BuildServiceProvider();
             var configuration = serviceProvider.GetService<IConfiguration>();
+            if (configuration == null)
+                throw new InvalidOperationException($"Could not resolve {typeof(IConfiguration)} from the container");
+
             var configsFactory = new AspNetCoreConfigsFactory(configuration);
 
             var configs = configsFactory.Create();
@@ -112,33 +115,6 @@ namespace Umbraco.Web.BackOffice.AspNetCore
             return coreRuntime;
         }
 
-        public static IServiceCollection CreateCompositionRoot(
-            this IServiceCollection services,
-            IHttpContextAccessor httpContextAccessor,
-            IWebHostEnvironment webHostEnvironment,
-            IHostApplicationLifetime hostApplicationLifetime,
-            Configs configs)
-        {
-            var hostingSettings = configs.Hosting();
-            var coreDebug = configs.CoreDebug();
-            var globalSettings = configs.Global();
-
-            var hostingEnvironment = new AspNetCoreHostingEnvironment(hostingSettings, webHostEnvironment,
-                httpContextAccessor, hostApplicationLifetime);
-            var ioHelper = new IOHelper(hostingEnvironment, globalSettings);
-            var logger = SerilogLogger.CreateWithDefaultConfiguration(hostingEnvironment,
-                new AspNetCoreSessionIdResolver(httpContextAccessor),
-                () => services.BuildServiceProvider().GetService<IRequestCache>(), coreDebug, ioHelper,
-                new AspNetCoreMarchal());
-
-            var backOfficeInfo = new AspNetCoreBackOfficeInfo(globalSettings);
-            var profiler = new LogProfiler(logger);
-
-            Current.Initialize(logger, configs, ioHelper, hostingEnvironment, backOfficeInfo, profiler);
-
-            return services;
-        }
-
         private static void CreateCompositionRoot(IServiceCollection services)
         {
             // TODO: This isn't the best to have to resolve the services now but to avoid this will
@@ -150,6 +126,8 @@ namespace Umbraco.Web.BackOffice.AspNetCore
             var hostApplicationLifetime = serviceProvider.GetRequiredService<IHostApplicationLifetime>();
 
             var configs = serviceProvider.GetService<Configs>();
+            if (configs == null)
+                throw new InvalidOperationException($"Could not resolve type {typeof(Configs)} from the container, ensure {nameof(AddUmbracoConfiguration)} is called before calling {nameof(AddUmbracoCore)}");
 
             var hostingSettings = configs.Hosting();
             var coreDebug = configs.CoreDebug();