diff --git a/Tiobon.Core.Api/Controllers/BaseController.cs b/Tiobon.Core.Api/Controllers/BaseController.cs
index b9c67587..51e9f711 100644
--- a/Tiobon.Core.Api/Controllers/BaseController.cs
+++ b/Tiobon.Core.Api/Controllers/BaseController.cs
@@ -2,7 +2,7 @@
 
 namespace Tiobon.Core.Controllers
 {
-    public class BaseController<IServiceBase> : Controller
+    public class BaseController<IServiceBase, TEntity, TEntityDto, TInsertDto, TEditDto> : Controller
     {
         #region 初始化
         protected IServiceBase _service;
diff --git a/Tiobon.Core.Api/Controllers/Ghra_GradeController.cs b/Tiobon.Core.Api/Controllers/Ghra_GradeController.cs
index 4d115093..f7e9bff9 100644
--- a/Tiobon.Core.Api/Controllers/Ghra_GradeController.cs
+++ b/Tiobon.Core.Api/Controllers/Ghra_GradeController.cs
@@ -6,7 +6,7 @@
 	[Route("api/[controller]")]
     [ApiController, GlobalActionFilter]
     [Authorize(Permissions.Name), ApiExplorerSettings(GroupName = Grouping.GroupName_Ghra)]
-    public class Ghra_GradeController : BaseController<IGhra_GradeServices>
+    public class Ghra_GradeController : BaseController<IGhra_GradeServices, Ghra_Grade, Ghra_GradeDto, InsertGhra_GradeInput, EditGhra_GradeInput>
     {
         public Ghra_GradeController(IGhra_GradeServices service) : base(service)
         {
diff --git a/Tiobon.Core.Api/Tiobon.Core.xml b/Tiobon.Core.Api/Tiobon.Core.xml
index 3559a6cf..93434ad1 100644
--- a/Tiobon.Core.Api/Tiobon.Core.xml
+++ b/Tiobon.Core.Api/Tiobon.Core.xml
@@ -4,7 +4,7 @@
         <name>Tiobon.Core.Api</name>
     </assembly>
     <members>
-        <member name="M:Tiobon.Core.Controllers.BaseController`1.#ctor(`0)">
+        <member name="M:Tiobon.Core.Controllers.BaseController`5.#ctor(`0)">
             <summary>
             
             </summary>
diff --git a/Tiobon.Core.Common/DB/Aop/SqlsugarAop.cs b/Tiobon.Core.Common/DB/Aop/SqlsugarAop.cs
index 7a865f07..0fa51e1b 100644
--- a/Tiobon.Core.Common/DB/Aop/SqlsugarAop.cs
+++ b/Tiobon.Core.Common/DB/Aop/SqlsugarAop.cs
@@ -96,7 +96,7 @@ public static class SqlSugarAop
                     if (App.User?.ID > 0 && dyCreateBy != null && dyCreateBy.GetValue(entityInfo.EntityValue) == null)
                         dyCreateBy.SetValue(entityInfo.EntityValue, (int)App.User.ID);
 
-                    if (dyCreateTime != null && dyCreateTime.GetValue(entityInfo.EntityValue) != null && (DateTime)dyCreateTime.GetValue(entityInfo.EntityValue) == DateTime.MinValue)
+                    if ((dyCreateTime != null && dyCreateTime.GetValue(entityInfo.EntityValue) is null) || (dyCreateTime != null && dyCreateTime.GetValue(entityInfo.EntityValue) != null && (DateTime)dyCreateTime.GetValue(entityInfo.EntityValue) == DateTime.MinValue))
                         dyCreateTime.SetValue(entityInfo.EntityValue, DateTime.Now);
 
                     break;
diff --git a/Tiobon.Core.Services/BASE/BaseServices.cs b/Tiobon.Core.Services/BASE/BaseServices.cs
index 9fb96efa..103c195f 100644
--- a/Tiobon.Core.Services/BASE/BaseServices.cs
+++ b/Tiobon.Core.Services/BASE/BaseServices.cs
@@ -418,12 +418,12 @@ namespace Tiobon.Core.Services.BASE
             var api = request.Path.ObjToString().TrimEnd('/').ToLower();
             var ip = GetUserIp(UserContext.Context);
 
-            BasePoco ent = entity as BasePoco;
+            var entity1 = Mapper.Map(entity).ToANew<TEntity>();
+            BasePoco ent = entity1 as BasePoco;
 
             ent.CreateIP = ip;
             ent.CreateProg = api;
 
-            var entity1 = Mapper.Map(entity).ToANew<TEntity>();
             return await BaseDal.Add(entity1);
         }