update

TEAMModelOS/Controllers/Both/GroupListController.cs

@@ -1179,7 +1179,7 @@ namespace TEAMModelOS.Controllers
                         {
                             foreach (var data in datas)
                             {
-                                var group = data.ToString().ToObject<GroupWaitingList>();
+                                var group = data.Value.ToString().ToObject<GroupWaitingList>();
                                 if (group!=null)
                                 {
                                     waitingLists.Add(group);