From 107831e0a7769b4f09e2f8fdb0f8b59d100114dd Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Tue, 24 Mar 2020 15:15:25 +0100
Subject: [PATCH] PartDesign: [skip ci] fixes #0004254: Crash when canceling
 duplicate sketch in PartDesign

---
 src/Mod/PartDesign/Gui/CommandBody.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Mod/PartDesign/Gui/CommandBody.cpp b/src/Mod/PartDesign/Gui/CommandBody.cpp
index 00983f96b405..febbb73f90e6 100644
--- a/src/Mod/PartDesign/Gui/CommandBody.cpp
+++ b/src/Mod/PartDesign/Gui/CommandBody.cpp
@@ -662,7 +662,8 @@ void CmdPartDesignDuplicateSelection::activated(int iMsg)
         }
 
         // Adjust visibility of features
-        FCMD_OBJ_SHOW(newFeatures.back());
+        if (!newFeatures.empty())
+            FCMD_OBJ_SHOW(newFeatures.back());
     }
 
     updateActive();