diff --git a/src/slic3r/GUI/GUI_Preview.cpp b/src/slic3r/GUI/GUI_Preview.cpp
index d8f8f2f89..7e2f8d772 100644
--- a/src/slic3r/GUI/GUI_Preview.cpp
+++ b/src/slic3r/GUI/GUI_Preview.cpp
@@ -816,7 +816,6 @@ void AssembleView::reload_scene(bool refresh_immediately, bool force_full_scene_
             m_canvas->render(true);
         }
         m_canvas->reload_scene(refresh_immediately, force_full_scene_refresh);
-        m_canvas->reload_scene(refresh_immediately, force_full_scene_refresh);
     }
 }
 
diff --git a/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp b/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp
index 2bc950fe3..a8ef43c85 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp
@@ -611,6 +611,9 @@ void ModelObjectsInfo::on_update()
     if (!get_pool()->get_canvas()->get_model()->objects.empty()) {
         m_model_objects = get_pool()->get_canvas()->get_model()->objects;
     }
+    else {
+        m_model_objects.clear();
+    }
 }
 
 void ModelObjectsInfo::on_release()
diff --git a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
index ea92b9adf..df59dff67 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
@@ -345,7 +345,7 @@ void GLGizmosManager::update(const Linef3& mouse_ray, const Point& mouse_pos)
 void GLGizmosManager::update_assemble_view_data()
 {
     if (m_assemble_view_data) {
-        if (m_parent.get_canvas_type() != GLCanvas3D::CanvasAssembleView)
+        if (!wxGetApp().plater()->get_assmeble_canvas3D()->get_wxglcanvas()->IsShown())
             m_assemble_view_data->update(AssembleViewDataID(0));
         else
             m_assemble_view_data->update(AssembleViewDataID((int)AssembleViewDataID::ModelObjectsInfo | (int)AssembleViewDataID::ModelObjectsClipper));