diff --git a/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2 b/.vs/IoTGateway/DesignTimeBuild/.dtbcache.v2
index d17502c..082e9af 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 192a8d7..4f62e7d 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 70ea09d..cb15862 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 85df554..3816e83 100644
Binary files a/.vs/IoTGateway/v17/fileList.bin and b/.vs/IoTGateway/v17/fileList.bin differ
diff --git a/IoTGateway/Controllers/HomeController.cs b/IoTGateway/Controllers/HomeController.cs
index b116aff..5d8a025 100644
--- a/IoTGateway/Controllers/HomeController.cs
+++ b/IoTGateway/Controllers/HomeController.cs
@@ -10,6 +10,8 @@ using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
+using Plugin;
+using PluginInterface;
 using WalkingTec.Mvvm.Core;
 using WalkingTec.Mvvm.Core.Auth;
 using WalkingTec.Mvvm.Core.Extensions;
@@ -19,6 +21,11 @@ namespace IoTGateway.Controllers
 {
     public class HomeController : BaseController
     {
+        private readonly DeviceService _deviceService;
+        public HomeController(DeviceService deviceService)
+        {
+            _deviceService = deviceService;
+        }
         [AllRights]
         public IActionResult Index()
         {
@@ -39,6 +46,61 @@ namespace IoTGateway.Controllers
             return PartialView();
         }
 
+        public IActionResult GetDeviceChart()
+        {
+            var data = new List<ChartData>();
+
+
+            data.Add(new ChartData
+            {
+                Value = _deviceService.DeviceThreads.Where(x => !x.Device.AutoStart).Count(),
+                Category = "停止",
+                Series = "Device"
+            });
+
+            data.Add(new ChartData
+            {
+                Value = _deviceService.DeviceThreads.Where(x => x.Device.AutoStart && x.Driver.IsConnected).Count(),
+                Category = "运行",
+                Series = "Device",
+            });
+
+            data.Add(new ChartData
+            {
+                Value = _deviceService.DeviceThreads.Where(x => x.Device.AutoStart && !x.Driver.IsConnected).Count(),
+                Category = "异常",
+                Series = "Device"
+            });
+            var rv = data.ToChartData();
+            return Json(rv);
+        }
+
+        public IActionResult GetDeviceVariableChart()
+        {
+            var data = new List<ChartData>();
+            foreach (var deviceThread in _deviceService.DeviceThreads.OrderBy(x => x.Device.DeviceName))
+            {
+                data.Add(new ChartData
+                {
+                    Category = deviceThread.Device.DeviceName,
+                    Value = deviceThread.DeviceValues.Where(x => x.Value.StatusType != VaribaleStatusTypeEnum.Good).Count(),
+                    Series = "Others"
+                });
+
+                data.Add(new ChartData
+                {
+                    Category = deviceThread.Device.DeviceName,
+                    Value = deviceThread.DeviceValues.Where(x => x.Value.StatusType == VaribaleStatusTypeEnum.Good).Count(),
+                    Series = "Good"
+                });
+
+                
+            }
+            
+            var rv = data.ToChartData();
+            return Json(rv);
+        }        
+
         public IActionResult GetActionChart()
         {
             var areas = GlobaInfo.AllModule.Select(x => x.Area).Distinct();
diff --git a/IoTGateway/Views/Home/FrontPage.cshtml b/IoTGateway/Views/Home/FrontPage.cshtml
index de6cfde..e2cddc1 100644
--- a/IoTGateway/Views/Home/FrontPage.cshtml
+++ b/IoTGateway/Views/Home/FrontPage.cshtml
@@ -55,6 +55,22 @@
 
           </div>
         </div>
+      </div>
+       <div class="layui-col-md4">
+        <div class="layui-card">
+          <div class="layui-card-header">设备状态</div>
+          <div class="layui-card-body">
+                  <wt:chart is-horizontal="true" show-legend="true" show-tooltip="true" type="Pie"  height="300" trigger-url="/Home/GetDeviceChart" />
+          </div>
+        </div>
+      </div>
+      <div class="layui-col-md8">
+        <div class="layui-card">
+          <div class="layui-card-header">设备变量状态</div>
+          <div class="layui-card-body">
+            <wt:chart  show-legend="false" show-tooltip="true" type="Bar" height="300" trigger-url="/Home/GetDeviceVariableChart" />
+          </div>
+        </div>
       </div>
       <div class="layui-col-md6">
         <div class="layui-card">
diff --git a/Plugins/Plugin/MyMqttClient.cs b/Plugins/Plugin/MyMqttClient.cs
index 7cdd84b..fe1b897 100644
--- a/Plugins/Plugin/MyMqttClient.cs
+++ b/Plugins/Plugin/MyMqttClient.cs
@@ -93,7 +93,7 @@ namespace Plugin
                     foreach (var kv in payload.Values)
                     {
                         //更新到UAService
-                        _uaNodeManager.UpdateNode($"{device.Parent.DeviceName}.{device.DeviceName}.{kv.Key}", kv.Value);
+                        _uaNodeManager?.UpdateNode($"{device.Parent.DeviceName}.{device.DeviceName}.{kv.Key}", kv.Value);
                     }
                 }