From d0e70e035abcaa19ff843935d3dace7ef78c868e Mon Sep 17 00:00:00 2001
From: YuSanka <yusanka@gmail.com>
Date: Tue, 14 May 2024 16:46:14 +0200
Subject: [PATCH] Follow-up 26d52595 : Fixed a crash on move the GCodeViewer on
 other monitor

---
 src/slic3r/GUI/MainFrame.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index b6644e0f75..ad6603fcf0 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -1053,7 +1053,7 @@ void MainFrame::on_dpi_changed(const wxRect& suggested_rect)
     this->SetFont(this->normal_font());
 
 #ifdef _WIN32
-    if (m_tmp_top_bar->IsShown())
+    if (m_tmp_top_bar && m_tmp_top_bar->IsShown())
         m_tmp_top_bar->Rescale();
     m_tabpanel->Rescale();
 #endif