diff --git a/Learn.Archives.API/Controllers/StudentController.cs b/Learn.Archives.API/Controllers/StudentController.cs
index 5b05073..51f762b 100644
--- a/Learn.Archives.API/Controllers/StudentController.cs
+++ b/Learn.Archives.API/Controllers/StudentController.cs
@@ -106,6 +106,7 @@ namespace Learn.Archives.API.Controllers
             if (e == null || e.UserCenterId == 0)
                 Oh.ModelError("无效数据");
             var has = await baseService.AsQueryable().FirstAsync(s => s.UserCenterId == e.UserCenterId);
+            e.Status = e.Status ?? UserStatusEnum.未录入;
             if (has == null)
                 await baseService.InsertAsync(e);
             else
diff --git a/Learn.Archives.Core/Model/Student.cs b/Learn.Archives.Core/Model/Student.cs
index 533c1ed..a38227a 100644
--- a/Learn.Archives.Core/Model/Student.cs
+++ b/Learn.Archives.Core/Model/Student.cs
@@ -51,6 +51,7 @@ namespace Learn.Archives.Core.Model
         /// <summary>
         /// 学生状态
         /// </summary>
+        [SugarColumn(IsNullable = true)]
         public UserStatusEnum? Status { get; set; }
 
         /// <summary>