From 0598af8a081f762039fa43efaf90ece4ca0b5e6f Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Wed, 8 Feb 2017 21:43:55 +0100
Subject: [PATCH] unset PYTHONHOME on Windows to avoid eventual problems with a
 conflicting Python installation

---
 src/Main/MainGui.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Main/MainGui.cpp b/src/Main/MainGui.cpp
index edc4469b3ea1..f678f91c12c2 100644
--- a/src/Main/MainGui.cpp
+++ b/src/Main/MainGui.cpp
@@ -109,6 +109,9 @@ int main( int argc, char ** argv )
 #else
     setlocale(LC_NUMERIC, "C");
     _putenv("PYTHONPATH=");
+    // https://forum.freecadweb.org/viewtopic.php?f=4&t=18288
+    // https://forum.freecadweb.org/viewtopic.php?f=3&t=20515
+    _putenv("PYTHONHOME=");
 #endif
 
 #if defined (FC_OS_WIN32)