From 69ff96cce8eea399eacb2dce9288d010fa7cd9f5 Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorik@uncreated.net>
Date: Mon, 17 Jun 2019 14:04:32 -0300
Subject: [PATCH] Arch: small bugfix in automatic IFC properties

---
 src/Mod/Arch/ArchIFC.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Mod/Arch/ArchIFC.py b/src/Mod/Arch/ArchIFC.py
index 45baa0728c..c44e036ec9 100644
--- a/src/Mod/Arch/ArchIFC.py
+++ b/src/Mod/Arch/ArchIFC.py
@@ -103,6 +103,8 @@ def addIfcAttributeValueExpressions(obj, attribute):
     
     "Binds the given attribute properties with expressions"
 
+    if not attribute["name"] in obj.PropertiesList:
+        return
     if obj.getGroupOfProperty(attribute["name"]) != "IFC Attributes":
         return
     if attribute["name"] == "OverallWidth":