diff --git a/ViewModel/Grading/GradingLoadingVM.cs b/ViewModel/Grading/GradingLoadingVM.cs
index 094c3da..dae741e 100644
--- a/ViewModel/Grading/GradingLoadingVM.cs
+++ b/ViewModel/Grading/GradingLoadingVM.cs
@@ -7,6 +7,7 @@ using System.Windows;
 using System.Windows.Input;
 using System.Windows.Media;
 using System.Windows.Media.Imaging;
+using System.Windows.Threading;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using SparkClient.Model.Attributes;
@@ -121,7 +122,7 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
 
     private bool _isCancel = false;
     
-    private static Timer _monitorTimer;
+    private Timer _monitorTimer;
     private static readonly SemaphoreSlim _semaphore = new SemaphoreSlim(1, 1); 
     
     public GradingLoadingVM(string diamnondType, string diamondCode)
@@ -146,6 +147,7 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
             500,   
             Timeout.Infinite); 
         }
+        
     }
 
     private async void CheckSpeedCallback(object state)
@@ -153,16 +155,22 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
         try
         {
             GpioStatus gpioStatus = await SOCClientService.Service.GetGpioStatus();
-            if (gpioStatus.LensGpioIsOpen() || gpioStatus.DiamondGpioIsOpen())
+            Application.Current.Dispatcher.Invoke(() =>
             {
-                new MessageBox().Show(MultilingualHelper.getString("OpenOfTheHatch"));
-                WindowManager.mainViewModel.Content = WindowManager.PreviousVM();
-                _scanner?.Cancel();
-                _isCancel = true;
-                _progressCts.Cancel();
-                this.Dispose();
-                return;
-            }
+                if (gpioStatus.LensGpioIsOpen() || gpioStatus.DiamondGpioIsOpen())
+                {
+                    new MessageBox().Show(MultilingualHelper.getString("OpenOfTheHatch"));
+                    WindowManager.mainViewModel.Content = WindowManager.PreviousVM();
+                    _scanner?.Cancel();
+                    _isCancel = true;
+                    _progressCts.Cancel();
+                    this.Dispose();
+                    _monitorTimer.Dispose();
+                    return;
+                }
+                _monitorTimer.Change(500, Timeout.Infinite);
+            }, DispatcherPriority.Normal);
+           
         }
         catch (Exception ex)
         {
@@ -424,7 +432,7 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
                 {
                     SOCClientService.Service.OpenPump(false);
                 }
-
+                _monitorTimer.Dispose();
                 try
                 {
                     Logger.Info($"算法结果Json单独保存至log/result");
@@ -522,6 +530,7 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
             {
                 WindowManager.mainViewModel.Content = WindowManager.PreviousVM();
                 _scanner?.Cancel();
+                _monitorTimer.Dispose();
                 _isCancel = true;
                 _progressCts.Cancel();
                 this.Dispose();
@@ -566,6 +575,7 @@ public class GradingLoadingVM : BaseViewModel,IDisposable
     [Log]
     public void Dispose()
     {
+        _monitorTimer.Dispose();
         Dispose(true);
         GC.SuppressFinalize(this);
     }