Fix (#7946)

https://github.com/2dust/v2rayN/pull/7937

v2rayN/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <PropertyGroup>
-        <Version>7.14.9</Version>
+        <Version>7.14.10</Version>
     </PropertyGroup>
 
     <PropertyGroup>

v2rayN/Directory.Packages.props

@@ -5,10 +5,10 @@
     <CentralPackageVersionOverrideEnabled>false</CentralPackageVersionOverrideEnabled>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Avalonia.Controls.DataGrid" Version="11.3.5" />
+    <PackageVersion Include="Avalonia.Controls.DataGrid" Version="11.3.6" />
-    <PackageVersion Include="Avalonia.Desktop" Version="11.3.5" />
+    <PackageVersion Include="Avalonia.Desktop" Version="11.3.6" />
-    <PackageVersion Include="Avalonia.Diagnostics" Version="11.3.5" />
+    <PackageVersion Include="Avalonia.Diagnostics" Version="11.3.6" />
-    <PackageVersion Include="Avalonia.ReactiveUI" Version="11.3.5" />
+    <PackageVersion Include="Avalonia.ReactiveUI" Version="11.3.6" />
     <PackageVersion Include="CliWrap" Version="3.9.0" />
     <PackageVersion Include="Downloader" Version="4.0.3" />
     <PackageVersion Include="H.NotifyIcon.Wpf" Version="2.3.0" />

v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxRoutingService.cs

@@ -72,11 +72,6 @@ public partial class CoreConfigSingboxService
             }
 
             var hostsDomains = new List<string>();
-            var systemHostsMap = Utils.GetSystemHosts();
-            foreach (var kvp in systemHostsMap)
-            {
-                hostsDomains.Add(kvp.Key);
-            }
             var dnsItem = await AppManager.Instance.GetDNSItem(ECoreType.sing_box);
             if (dnsItem == null || dnsItem.Enabled == false)
             {
@@ -89,12 +84,23 @@ public partial class CoreConfigSingboxService
                         hostsDomains.Add(kvp.Key);
                     }
                 }
+                if (simpleDNSItem.UseSystemHosts == true)
+                {
+                    var systemHostsMap = Utils.GetSystemHosts();
+                    foreach (var kvp in systemHostsMap)
+                    {
+                        hostsDomains.Add(kvp.Key);
                     }
+                }
+            }
+            if (hostsDomains.Count > 0)
+            {
                 singboxConfig.route.rules.Add(new()
                 {
                     action = "resolve",
                     domain = hostsDomains,
                 });
+            }
 
             singboxConfig.route.rules.Add(new()
             {
@@ -368,6 +374,13 @@ public partial class CoreConfigSingboxService
             return Global.ProxyTag;
         }
 
+        var tag = Global.ProxyTag + node.IndexId.ToString();
+        if (singboxConfig.outbounds.Any(o => o.tag == tag)
+            || (singboxConfig.endpoints != null && singboxConfig.endpoints.Any(e => e.tag == tag)))
+        {
+            return tag;
+        }
+
         var server = await GenServer(node);
         if (server is null)
         {

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayRoutingService.cs

@@ -131,10 +131,16 @@ public partial class CoreConfigV2rayService
             return Global.ProxyTag;
         }
 
+        var tag = Global.ProxyTag + node.IndexId.ToString();
+        if (v2rayConfig.outbounds.Any(p => p.tag == tag))
+        {
+            return tag;
+        }
+
         var txtOutbound = EmbedUtils.GetEmbedText(Global.V2raySampleOutbound);
         var outbound = JsonUtils.Deserialize<Outbounds4Ray>(txtOutbound);
         await GenOutbound(node, outbound);
-        outbound.tag = Global.ProxyTag + node.IndexId.ToString();
+        outbound.tag = tag;
         v2rayConfig.outbounds.Add(outbound);
 
         return outbound.tag;