diff --git a/XplorePlane/App.xaml.cs b/XplorePlane/App.xaml.cs
index a66e158..2bded98 100644
--- a/XplorePlane/App.xaml.cs
+++ b/XplorePlane/App.xaml.cs
@@ -335,6 +335,7 @@ namespace XplorePlane
 			// 注册视图和视图模型
 			containerRegistry.RegisterForNavigation<MainWindow>();
             containerRegistry.RegisterSingleton<MainViewModel>();
+            containerRegistry.RegisterSingleton<ViewportPanelViewModel>();
             containerRegistry.RegisterSingleton<NavigationPropertyPanelViewModel>();
 
             // 注册图像处理服务与视图