From 1b559c7ffa9ddc2e44376781984a4947e4441304 Mon Sep 17 00:00:00 2001
From: azv <azv@opencascade.com>
Date: Wed, 8 Apr 2015 13:33:08 +0300
Subject: [PATCH] Update constraint Rigid to work correctly with incorrect data

---
 src/SketchSolver/SketchSolver_ConstraintRigid.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/SketchSolver/SketchSolver_ConstraintRigid.cpp b/src/SketchSolver/SketchSolver_ConstraintRigid.cpp
index a1deb96cc..6c1875ccb 100644
--- a/src/SketchSolver/SketchSolver_ConstraintRigid.cpp
+++ b/src/SketchSolver/SketchSolver_ConstraintRigid.cpp
@@ -117,6 +117,11 @@ void SketchSolver_ConstraintRigid::getAttributes(
       myFeatureMap[myBaseFeature] = anEntityID;
   }
 
+  if (anEntityID == SLVS_E_UNKNOWN) {
+    myErrorMsg = SketchSolver_Error::NOT_INITIALIZED();
+    return;
+  }
+
   // Check the entity is complex
   Slvs_Entity anEntity = myStorage->getEntity(anEntityID);
   if (anEntity.point[0] != SLVS_E_UNKNOWN) {
-- 
2.39.2