diff --git a/Stardust.Extensions/TracerMiddleware.cs b/Stardust.Extensions/TracerMiddleware.cs
index 7643c1ef..44e5ac65 100644
--- a/Stardust.Extensions/TracerMiddleware.cs
+++ b/Stardust.Extensions/TracerMiddleware.cs
@@ -195,7 +195,7 @@ public static void SaveServiceAddress(HttpContext ctx)
         var baseAddress = $"{uri.Scheme}://{uri.Authority}";
 
         var set = NewLife.Setting.Current;
-        var ss = set.ServiceAddress.Split(",").ToList();
+        var ss = set.ServiceAddress?.Split(",").ToList() ?? [];
         if (!ss.Contains(baseAddress))
         {
             // 过滤掉本机地址
diff --git a/Stardust/StarFactory.cs b/Stardust/StarFactory.cs
index 817d761e..199523c5 100644
--- a/Stardust/StarFactory.cs
+++ b/Stardust/StarFactory.cs
@@ -264,6 +264,7 @@ private Boolean Valid()
 
         if (_client == null)
         {
+            var set = StarSetting.Current;
             var client = new AppClient(Server)
             {
                 Factory = this,
@@ -272,6 +273,7 @@ private Boolean Valid()
                 Secret = Secret,
                 ClientId = ClientId,
                 NodeCode = Local?.Info?.Code,
+                Setting = set,
 
                 Log = Log,
             };
diff --git a/Stardust/StarSetting.cs b/Stardust/StarSetting.cs
index fb19da12..58042ae4 100644
--- a/Stardust/StarSetting.cs
+++ b/Stardust/StarSetting.cs
@@ -1,11 +1,12 @@
 using System.ComponentModel;
 using NewLife.Configuration;
+using NewLife.Remoting.Clients;
 
 namespace Stardust;
 
 /// <summary>星尘客户端配置</summary>
 [Config("Star")]
-public class StarSetting : Config<StarSetting>
+public class StarSetting : Config<StarSetting>, IClientSetting
 {
     #region 属性
     /// <summary>调试开关。默认false</summary>
@@ -43,5 +44,7 @@ public class StarSetting : Config<StarSetting>
     /// <summary>最大异常采样数。采样周期内，最多只记录指定数量的异常事件，默认10</summary>
     [Description("最大异常采样数。采样周期内，最多只记录指定数量的异常事件，默认10")]
     public Int32 MaxErrors { get; set; } = 10;
+
+    String IClientSetting.Code { get => AppKey!; set => AppKey = value; }
     #endregion
 }
\ No newline at end of file