From 7ea948c622f764e3290ffdcb11197c2ebf811cfd Mon Sep 17 00:00:00 2001
From: azv <azv@opencascade.com>
Date: Wed, 3 Oct 2018 15:35:29 +0300
Subject: [PATCH] Fix crash in the Coincidence presentation (issue #2119)

---
 src/SketcherPrs/SketcherPrs_Coincident.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/SketcherPrs/SketcherPrs_Coincident.cpp b/src/SketcherPrs/SketcherPrs_Coincident.cpp
index d5c13571e..acf5d24a7 100644
--- a/src/SketcherPrs/SketcherPrs_Coincident.cpp
+++ b/src/SketcherPrs/SketcherPrs_Coincident.cpp
@@ -129,7 +129,7 @@ void SketcherPrs_Coincident::Compute(
       if (aSub->getKind() == SketchPlugin_ConstraintCoincidence::ID() &&
         aSub.get() != myConstraint) {
         aP = getCoincidencePoint(aSub.get());
-        if (aP->isEqual(aPnt)) {
+        if (aP && aP->isEqual(aPnt)) {
           aIsEdge = hasEdge(aSub.get());
           if (aIsEdge)
             break;
-- 
2.39.2