diff --git a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Entities/Chat/MessageAggregateRoot.cs b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Entities/Chat/MessageAggregateRoot.cs
index 5edf2f78..47070083 100644
--- a/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Entities/Chat/MessageAggregateRoot.cs
+++ b/Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Entities/Chat/MessageAggregateRoot.cs
@@ -42,7 +42,7 @@ public class MessageAggregateRoot : FullAuditedAggregateRoot<Guid>
     public string ModelId { get; set; }
     public string? Remark { get; set; }
 
-    [SugarColumn(IsOwnsOne = true)] public TokenUsageValueObject TokenUsage { get; set; }
+    [SugarColumn(IsOwnsOne = true)] 
+    public TokenUsageValueObject TokenUsage { get; set; }= new TokenUsageValueObject();
     
-    public override bool IsDeleted { get; set; }
 }
\ No newline at end of file
diff --git a/Yi.Abp.Net8/version.props b/Yi.Abp.Net8/version.props
index 6d4f06fa..5bbdbe70 100644
--- a/Yi.Abp.Net8/version.props
+++ b/Yi.Abp.Net8/version.props
@@ -1,6 +1,6 @@
 <Project>
 	<PropertyGroup>
 		<AbpVersion>8.3.4</AbpVersion>
-		<SqlSugarVersion>5.1.4.176-preview16</SqlSugarVersion>
+		<SqlSugarVersion>5.1.4.197-preview22</SqlSugarVersion>
 	</PropertyGroup>
 </Project>
\ No newline at end of file