diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_main_window.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_main_window.cpp
index 930ae9d8b..d1199ebc9 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_main_window.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_main_window.cpp
@@ -147,8 +147,6 @@ TileEditorMainWindow::~TileEditorMainWindow()
 	delete m_ui;
 	delete m_undoStack;
 	delete m_rotationMenu;
-	delete m_zoomMenu;
-
 		
 	delete m_tileDisplayMenu;
 	delete m_tileEditorMenu;
diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_plugin.h b/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_plugin.h
index 2398be2c4..cb7be7fc1 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_plugin.h
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/tile_editor/tile_editor_plugin.h
@@ -68,7 +68,7 @@ public:
 
 	virtual ~TileEditorContext() 
 	{
-		delete m_tileEditorMainWindow;
+		m_tileEditorMainWindow = NULL;
 	}
 
 	virtual QString id() const