v2rayN/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <PropertyGroup>
-        <Version>7.17.2</Version>
+        <Version>7.17.1</Version>
     </PropertyGroup>
 
     <PropertyGroup>

v2rayN/ServiceLib/Common/Extension.cs

@@ -94,28 +94,4 @@ public static class Extension
     {
         return configType is EConfigType.Custom or EConfigType.PolicyGroup or EConfigType.ProxyChain;
     }
-
-    /// <summary>
-    /// Safely adds elements from a collection to the list. Does nothing if the source is null.
-    /// </summary>
-    public static void AddRangeSafe<T>(this ICollection<T> destination, IEnumerable<T>? source)
-    {
-        ArgumentNullException.ThrowIfNull(destination);
-
-        if (source is null)
-        {
-            return;
-        }
-
-        if (destination is List<T> list)
-        {
-            list.AddRange(source);
-            return;
-        }
-
-        foreach (var item in source)
-        {
-            destination.Add(item);
-        }
-    }
 }

v2rayN/ServiceLib/Manager/ActionPrecheckManager.cs

@@ -218,8 +218,8 @@ public class ActionPrecheckManager
 
         var childIds = new List<string>();
         var subItems = await ProfileGroupItemManager.GetSubChildProfileItems(group);
-        childIds.AddRangeSafe(subItems.Select(p => p.IndexId));
-        childIds.AddRangeSafe(Utils.String2List(group.ChildItems));
+        childIds.AddRange(subItems.Select(p => p.IndexId));
+        childIds.AddRange(Utils.String2List(group.ChildItems));
 
         foreach (var child in childIds)
         {