From 407514919d90ac7997e1c6cbb196521f1323c83a Mon Sep 17 00:00:00 2001
From: Seth Hillbrand <seth@kipro-pcb.com>
Date: Fri, 3 Jun 2022 10:05:19 -0700
Subject: [PATCH] Prevent null dereference

---
 eeschema/toolbars_sch_editor.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/eeschema/toolbars_sch_editor.cpp b/eeschema/toolbars_sch_editor.cpp
index 520f8c5e6c..b102aa016e 100644
--- a/eeschema/toolbars_sch_editor.cpp
+++ b/eeschema/toolbars_sch_editor.cpp
@@ -234,7 +234,9 @@ void SCH_EDIT_FRAME::ToggleSchematicHierarchy()
         SetAuiPaneSize( m_auimgr, hierarchy, cfg->m_AuiPanels.left_panel_width, -1 );
     else
     {
-        cfg->m_AuiPanels.left_panel_width = m_hierarchy->GetSize().x;
+        if( cfg )
+            cfg->m_AuiPanels.left_panel_width = m_hierarchy->GetSize().x;
+
         m_auimgr.Update();
     }
 }