From bd346113cd807d12a6e06806eea92bf542643cbc Mon Sep 17 00:00:00 2001
From: Yorik van Havre <yorik@uncreated.net>
Date: Fri, 18 Jan 2019 19:58:23 -0200
Subject: [PATCH] OpenSCAD: Fixed issue #3640

---
 src/Mod/OpenSCAD/importCSG.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Mod/OpenSCAD/importCSG.py b/src/Mod/OpenSCAD/importCSG.py
index bacc556182..0fb6076a74 100644
--- a/src/Mod/OpenSCAD/importCSG.py
+++ b/src/Mod/OpenSCAD/importCSG.py
@@ -400,8 +400,8 @@ def p_offset_action(p):
        newobj=doc.addObject("Part::Offset",'offset')
        newobj.Shape = subobj[0].Shape.makeOffset(offset)
     newobj.Document.recompute()
-    subobj[0].ViewObject.hide()
-#    if gui:
+    if gui:
+        subobj[0].ViewObject.hide()
 #        if FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/OpenSCAD").\
 #            GetBool('useViewProviderTree'):
 #            from OpenSCADFeatures import ViewProviderTree