From d4fdb93b55d1bcb4e9fe283e0157ff000e2e3f0c Mon Sep 17 00:00:00 2001
From: DHR60 <dehongren60@gmail.com>
Date: Sun, 8 Feb 2026 14:51:52 +0800
Subject: [PATCH] Remove duplicates

---
 v2rayN/ServiceLib/Handler/CoreConfigHandler.cs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/v2rayN/ServiceLib/Handler/CoreConfigHandler.cs b/v2rayN/ServiceLib/Handler/CoreConfigHandler.cs
index 3d191acd..7d613456 100644
--- a/v2rayN/ServiceLib/Handler/CoreConfigHandler.cs
+++ b/v2rayN/ServiceLib/Handler/CoreConfigHandler.cs
@@ -183,18 +183,21 @@ public static class CoreConfigHandler
         {
             return node;
         }
-        context.AllProxiesMap[node.IndexId] = node;
         var newItems = new List<ProfileItem> { node };
-
         if (node.ConfigType.IsGroupType())
         {
             var groupChildList = await GroupProfileManager.GetAllChildProfileItems(node);
             foreach (var childItem in groupChildList)
             {
                 context.AllProxiesMap[childItem.IndexId] = childItem;
-                newItems.Add(childItem);
             }
+            node.SetProtocolExtra(node.GetProtocolExtra() with
+            {
+                ChildItems = Utils.List2String(groupChildList.Select(n => n.IndexId).ToList()),
+            });
+            newItems.AddRange(groupChildList);
         }
+        context.AllProxiesMap[node.IndexId] = node;
 
         foreach (var item in newItems)
         {