diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/Conversation.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/Conversation.cs
index f8f85871..87895f01 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/Conversation.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/Conversation.cs
@@ -1,3 +1,5 @@
+using System.Text.Json.Serialization;
+
 namespace BotSharp.Abstraction.Conversations.Models;
 
 public class Conversation
@@ -6,7 +8,9 @@ public class Conversation
     public string AgentId { get; set; } = string.Empty;
     public string UserId { get; set; } = string.Empty;
     public string Title { get; set; } = string.Empty;
+    [JsonIgnore]
     public string Dialog { get; set; } = string.Empty;
+    [JsonIgnore]
     public ConversationState States { get; set; }
 
     public DateTime UpdatedTime { get; set; } = DateTime.UtcNow;
diff --git a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
index f0edecf6..f7899710 100644
--- a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
+++ b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
@@ -48,10 +48,7 @@ public class ConversationStateService : IConversationStateService, IDisposable
 
     public ConversationState Load(string conversationId)
     {
-        if (_states != null)
-        {
-            return _states;
-        }
+        _conversationId = conversationId;
 
         _savedStates = _db.GetConversationStates(_conversationId);
 
diff --git a/src/Infrastructure/BotSharp.Core/Repository/FileRepository.cs b/src/Infrastructure/BotSharp.Core/Repository/FileRepository.cs
index 32e40cc2..b52f7f52 100644
--- a/src/Infrastructure/BotSharp.Core/Repository/FileRepository.cs
+++ b/src/Infrastructure/BotSharp.Core/Repository/FileRepository.cs
@@ -138,7 +138,7 @@ public class FileRepository : IBotSharpRepository
             var filePath = Path.Combine(_dbSettings.FileRepository, _agentSettings.DataDir, "route.json");
             if (File.Exists(filePath))
             {
-                _routingItems = JsonSerializer.Deserialize<List<RoutingItem>>(File.ReadAllText(filePath));
+                _routingItems = JsonSerializer.Deserialize<List<RoutingItem>>(File.ReadAllText(filePath), _options);
             }
             
             return _routingItems.AsQueryable();
@@ -159,7 +159,7 @@ public class FileRepository : IBotSharpRepository
             var filePath = Path.Combine(_dbSettings.FileRepository, _agentSettings.DataDir, "routing-profile.json");
             if (File.Exists(filePath))
             {
-                _routingProfiles = JsonSerializer.Deserialize<List<RoutingProfile>>(File.ReadAllText(filePath));
+                _routingProfiles = JsonSerializer.Deserialize<List<RoutingProfile>>(File.ReadAllText(filePath).ToLower(), _options);
             }
             
             return _routingProfiles.AsQueryable();
@@ -511,7 +511,8 @@ public class FileRepository : IBotSharpRepository
         if (!string.IsNullOrEmpty(convDir))
         {
             var convFile = Path.Combine(convDir, "conversation.json");
-            var record = JsonSerializer.Deserialize<Conversation>(convFile);
+            var content = File.ReadAllText(convFile);
+            var record = JsonSerializer.Deserialize<Conversation>(content, _options);
 
             var dialogFile = Path.Combine(convDir, "dialogs.txt");
             if (record != null && File.Exists(dialogFile))
diff --git a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.cs b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.cs
index 6402f94c..8343690f 100644
--- a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.cs
+++ b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.cs
@@ -476,6 +476,7 @@ public class MongoRepository : IBotSharpRepository
             AgentId = Guid.Parse(conversation.AgentId),
             UserId = Guid.Parse(conversation.UserId),
             Title = conversation.Title,
+            States = conversation.States?.ToKeyValueList() ?? new List<KeyValueModel>(),
             CreatedTime = DateTime.UtcNow,
             UpdatedTime = DateTime.UtcNow,
         };