diff --git a/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2 b/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2
index e7ec58f..06344a2 100644
Binary files a/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2 and b/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2 differ
diff --git a/.vs/IoTGateway/v17/.futdcache.v1 b/.vs/IoTGateway/v17/.futdcache.v1
index 8d1345d..60dbb8c 100644
Binary files a/.vs/IoTGateway/v17/.futdcache.v1 and b/.vs/IoTGateway/v17/.futdcache.v1 differ
diff --git a/.vs/IoTGateway/v17/.suo b/.vs/IoTGateway/v17/.suo
index 5e1b842..6eec24f 100644
Binary files a/.vs/IoTGateway/v17/.suo and b/.vs/IoTGateway/v17/.suo differ
diff --git a/.vs/IoTGateway/v17/fileList.bin b/.vs/IoTGateway/v17/fileList.bin
index 69751f8..14ffb9d 100644
Binary files a/.vs/IoTGateway/v17/fileList.bin and b/.vs/IoTGateway/v17/fileList.bin differ
diff --git a/IoTGateway/Properties/PublishProfiles/FolderProfile.pubxml.user b/IoTGateway/Properties/PublishProfiles/FolderProfile.pubxml.user
index 32c8dc0..1b9b498 100644
--- a/IoTGateway/Properties/PublishProfiles/FolderProfile.pubxml.user
+++ b/IoTGateway/Properties/PublishProfiles/FolderProfile.pubxml.user
@@ -5,6 +5,6 @@ https://go.microsoft.com/fwlink/?LinkID=208121.
 <Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <_PublishTargetUrl>D:\Repos\iotgateway\IoTGateway\bin\Release\net5.0\publish\</_PublishTargetUrl>
-    <History>True|2021-12-24T07:20:08.6401847Z;True|2021-12-17T19:11:07.1655146+08:00;True|2021-12-12T14:11:08.8380502+08:00;</History>
+    <History>True|2021-12-24T08:23:28.9214784Z;True|2021-12-24T15:20:08.6401847+08:00;True|2021-12-17T19:11:07.1655146+08:00;True|2021-12-12T14:11:08.8380502+08:00;</History>
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/Plugins/Plugin/UA.Server/ReferenceNodeManager.cs b/Plugins/Plugin/UA.Server/ReferenceNodeManager.cs
index f4e987a..d821ff3 100644
--- a/Plugins/Plugin/UA.Server/ReferenceNodeManager.cs
+++ b/Plugins/Plugin/UA.Server/ReferenceNodeManager.cs
@@ -2788,7 +2788,7 @@ namespace Quickstarts.ReferenceServer
                                 {
                                     //先把变量加进去，都用float有瑕疵，属性先不做，
 
-                                    CreateIoTGatewayVariable(staticFolder, $"{device.DeviceName}_{variable.Name}", $"{device.DeviceName}_{variable.Name}", DataTypeIds.Float, ValueRanks.Scalar);
+                                    CreateIoTGatewayVariable(staticFolder, $"{group.DeviceName}_{device.DeviceName}_{variable.Name}", $"{variable.Name}", DataTypeIds.Float, ValueRanks.Scalar);
                                 }
                             }
                         }