diff --git a/CSharp/Libraries/UniversalEditor.UserInterface/MainWindow.cs b/CSharp/Libraries/UniversalEditor.UserInterface/MainWindow.cs
index d7957efe..758eab3c 100644
--- a/CSharp/Libraries/UniversalEditor.UserInterface/MainWindow.cs
+++ b/CSharp/Libraries/UniversalEditor.UserInterface/MainWindow.cs
@@ -624,7 +624,9 @@ namespace UniversalEditor.UserInterface
 			if (page == null)
 				return null;
 
-			return (page.Controls[0] as Editor);
+			if (page.Controls.Count > 0)
+				return (page.Controls[0] as Editor);
+			return null;
 		}
 		public Pages.EditorPage GetCurrentEditorPage()
 		{