diff --git a/asg_form/Controllers/Teamregistration/RegisterController.cs b/asg_form/Controllers/Teamregistration/RegisterController.cs
index 5459df8..6f13fb6 100644
--- a/asg_form/Controllers/Teamregistration/RegisterController.cs
+++ b/asg_form/Controllers/Teamregistration/RegisterController.cs
@@ -51,52 +51,69 @@ namespace asg_form.Controllers.Teamregistration
         [HttpPost]
         [Authorize]
         public async Task<ActionResult<object>> UserRgst([FromBody] userMsg msg)
-        {   //var userId = this.User.FindFirst(ClaimTypes.NameIdentifier)!.Value;
+        {
+            if (msg == null)
+            {
+                return Ok(new error_mb { code = 400, message = "请求内容为空" });
+            }
 
             using (TestDbContext sub = new TestDbContext())
             {
+                if (msg.userId == null)
+                {
+                    return Ok(new error_mb { code = 400, message = "用户ID为空" });
+                }
+
                 if (sub.T_Comform.Find(msg.userId) != null)
                 {
                     return Ok(new error_mb { code = 400, message = "你已经提交过表单了，请不要重复提交" });
                 }
-                var dateString = DateTime.Now;
+
+                var dateString = DateTime.Now.ToString();
 
                 if (msg.id == null)
                 {
                     var rgst = new ComformDB
                     {
-                    chinaname = msg.chinaname,
-                    user_id = msg.userId,
-                    sex = msg.sex,
-                    introduction = msg.introduction,
-                    game_id = msg.gameId,
-                    history_rank = msg.historyRank,
-                    contact_number = msg.contactNumber,
-                    create_time = dateString.ToString(),
-                    status = "1",
-                    approval_person = "未审核",
-                    approval_time = "未审核"                    
+                        chinaname = msg.chinaname,
+                        user_id = msg.userId,
+                        sex = msg.sex,
+                        introduction = msg.introduction,
+                        game_id = msg.gameId,
+                        history_rank = msg.historyRank,
+                        contact_number = msg.contactNumber,
+                        create_time = dateString,
+                        status = "1",
+                        approval_person = "未审核",
+                        approval_time = "未审核"
                     };
                     sub.T_Comform.Add(rgst);
                     await sub.SaveChangesAsync();
                     return Ok(new error_mb { code = 200, message = "提交成功" });
                 }
-                
-                var query =  sub.T_Comform.Find(msg.id);               
-                query.chinaname = msg.chinaname;                 
-                query.user_id = msg.userId; 
-                query.sex = msg.sex;                                   
-                query.introduction = msg.introduction;               
-                query.game_id = msg.gameId;               
-                query.history_rank = msg.historyRank;                            
+
+                var query = sub.T_Comform.Find(msg.id);
+
+                if (query == null)
+                {
+                    return Ok(new error_mb { code = 404, message = "记录未找到" });
+                }
+
+                query.chinaname = msg.chinaname;
+                query.user_id = msg.userId;
+                query.sex = msg.sex;
+                query.introduction = msg.introduction;
+                query.game_id = msg.gameId;
+                query.history_rank = msg.historyRank;
                 query.contact_number = msg.contactNumber;
-                query.create_time = dateString.ToString();
+                query.create_time = dateString;
+
                 await sub.SaveChangesAsync();
                 return Ok(new error_mb { code = 200, message = "成功修改" });
             }
-
         }
 
+
         public class approveStatus
         {
             public string status {  get; set; }