diff --git a/Source/Csla.Channels.RabbitMq/RabbitMqPortal.cs b/Source/Csla.Channels.RabbitMq/RabbitMqPortal.cs
index 2f1e932f9a..2c5f0973bf 100644
--- a/Source/Csla.Channels.RabbitMq/RabbitMqPortal.cs
+++ b/Source/Csla.Channels.RabbitMq/RabbitMqPortal.cs
@@ -150,7 +150,7 @@ private async Task<DataPortalResponse> Create(CriteriaRequest request)
         request = ConvertRequest(request);
 
         // unpack criteria data into object
-        object? criteria = GetCriteria(_applicationContext, request.CriteriaData);
+        object criteria = GetCriteria(_applicationContext, request.CriteriaData);
         if (criteria is DataPortalClient.PrimitiveCriteria primitiveCriteria)
         {
           criteria = primitiveCriteria.Value;
@@ -194,7 +194,7 @@ private async Task<DataPortalResponse> Fetch(CriteriaRequest request)
         request = ConvertRequest(request);
 
         // unpack criteria data into object
-        object? criteria = GetCriteria(_applicationContext, request.CriteriaData);
+        object criteria = GetCriteria(_applicationContext, request.CriteriaData);
         if (criteria is DataPortalClient.PrimitiveCriteria primitiveCriteria)
         {
           criteria = primitiveCriteria.Value;
diff --git a/Source/Csla.Web.Mvc.Shared/Server/Hosts/HttpPortalController.cs b/Source/Csla.Web.Mvc.Shared/Server/Hosts/HttpPortalController.cs
index 43bfc81cf6..b59702cf90 100644
--- a/Source/Csla.Web.Mvc.Shared/Server/Hosts/HttpPortalController.cs
+++ b/Source/Csla.Web.Mvc.Shared/Server/Hosts/HttpPortalController.cs
@@ -221,7 +221,7 @@ private async Task InvokeTextPortal(string operation, Stream requestStream, Stre
       var requestBuffer = new MemoryStream(requestArray);
 
       var serializer = _applicationContext.GetRequiredService<ISerializationFormatter>();
-      DataPortalResponse? result = new DataPortalResponse();
+      DataPortalResponse result = new DataPortalResponse();
       try
       {
         var request = await DeserializeRequestBody(requestBuffer, serializer);
diff --git a/Source/Csla/Core/MobileBindingList.cs b/Source/Csla/Core/MobileBindingList.cs
index 04b6152921..28ccb6448a 100644
--- a/Source/Csla/Core/MobileBindingList.cs
+++ b/Source/Csla/Core/MobileBindingList.cs
@@ -163,7 +163,7 @@ protected virtual void OnGetChildren(SerializationInfo info, MobileFormatter for
       List<int> references = new List<int>();
       for (int x = 0; x < Count; x++)
       {
-        T? child = this[x];
+        T child = this[x];
         if (child != null)
         {
           SerializationInfo childInfo = formatter.SerializeObject(child);
diff --git a/Source/Csla/Core/MobileObservableCollection.cs b/Source/Csla/Core/MobileObservableCollection.cs
index 809c0dd685..41c5f49878 100644
--- a/Source/Csla/Core/MobileObservableCollection.cs
+++ b/Source/Csla/Core/MobileObservableCollection.cs
@@ -136,7 +136,7 @@ protected virtual void OnGetChildren(SerializationInfo info, MobileFormatter for
       List<int> references = new List<int>();
       for (int x = 0; x < Count; x++)
       {
-        T? child = this[x];
+        T child = this[x];
         if (child != null)
         {
           SerializationInfo childInfo = formatter.SerializeObject(child);
diff --git a/Source/Csla/Data/SafeDataReader.cs b/Source/Csla/Data/SafeDataReader.cs
index 42d25b16e3..35e3de9c1d 100644
--- a/Source/Csla/Data/SafeDataReader.cs
+++ b/Source/Csla/Data/SafeDataReader.cs
@@ -810,7 +810,7 @@ public object? this[string name]
         if (string.IsNullOrWhiteSpace(name))
           throw new ArgumentException(string.Format(Properties.Resources.StringNotNullOrWhiteSpaceException, nameof(name)), nameof(name));
 
-        object? val = DataReader[name];
+        object val = DataReader[name];
         if (DBNull.Value.Equals(val))
           return null;
         else