From 3b86494afbf206a097876c62933e719f4d67b8ab Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorik@uncreated.net>
Date: Fri, 1 Aug 2014 21:28:32 -0300
Subject: [PATCH] Arch: fixed bug in wall extrusions

---
 src/Mod/Arch/ArchComponent.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Arch/ArchComponent.py b/src/Mod/Arch/ArchComponent.py
index 9f8056111..46784eeea 100644
--- a/src/Mod/Arch/ArchComponent.py
+++ b/src/Mod/Arch/ArchComponent.py
@@ -361,8 +361,12 @@ class Component:
                     if noplacement:
                         base.Placement = FreeCAD.Placement()
                     if not base.Solids:
-                        if base.Faces: 
+                        if base.Faces:
+                            import DraftGeomUtils
+                            if not DraftGeomUtils.isCoplanar(base.Faces):
+                                return []
                             return [base]
+                                
                         basewires = []
                         if not base.Wires:
                             if len(base.Edges) == 1: