From e85954e8a30908ed3a7dbe560d2ef714e9a44946 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Thu, 25 Apr 2024 17:04:36 +0200
Subject: [PATCH] App: Create PropertyMaterialList with a single material
 element

---
 src/App/PropertyStandard.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/App/PropertyStandard.cpp b/src/App/PropertyStandard.cpp
index 07452a4de1..3117e5e739 100644
--- a/src/App/PropertyStandard.cpp
+++ b/src/App/PropertyStandard.cpp
@@ -2632,7 +2632,10 @@ TYPESYSTEM_SOURCE(App::PropertyMaterialList, App::PropertyLists)
 //**************************************************************************
 // Construction/Destruction
 
-PropertyMaterialList::PropertyMaterialList() = default;
+PropertyMaterialList::PropertyMaterialList()
+{
+    setSizeOne();
+}
 
 PropertyMaterialList::~PropertyMaterialList() = default;