From 00b671e3706cacf0b28b015ad1cd34441707defe Mon Sep 17 00:00:00 2001
From: Wanderer Fan <wandererfan@gmail.com>
Date: Thu, 28 Jul 2022 19:53:05 -0400
Subject: [PATCH] [TD]fix projectShape for shape outline

---
 src/Mod/TechDraw/App/GeometryObject.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Mod/TechDraw/App/GeometryObject.cpp b/src/Mod/TechDraw/App/GeometryObject.cpp
index f71af6c339..09adc63f6b 100644
--- a/src/Mod/TechDraw/App/GeometryObject.cpp
+++ b/src/Mod/TechDraw/App/GeometryObject.cpp
@@ -256,11 +256,16 @@ void GeometryObject::projectShape(const TopoDS_Shape& inShape,
     }
 
     //convert the hlr output into TD Geometry
-    const DrawViewPart* dvp = static_cast<const DrawViewPart*>(m_parent);
     extractGeometry(TechDraw::ecHARD,                   //always show the hard&outline visible lines
                         true);
     extractGeometry(TechDraw::ecOUTLINE,
                         true);
+
+    const DrawViewPart* dvp = static_cast<const DrawViewPart*>(m_parent);
+    if (!dvp) {
+        return;       //some routines do not have a dvp (ex shape outline)
+    }
+
     if (dvp->SmoothVisible.getValue()) {
         extractGeometry(TechDraw::ecSMOOTH,
                             true);