From bd1ba57aa94a97b0486d82451cd4f26e415988c1 Mon Sep 17 00:00:00 2001
From: mpv <mpv@opencascade.com>
Date: Thu, 9 Nov 2017 17:51:12 +0300
Subject: [PATCH] Fixed the problem of update of the presentation on
 abort/undo.

---
 src/Model/Model_ResultCompSolid.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Model/Model_ResultCompSolid.cpp b/src/Model/Model_ResultCompSolid.cpp
index c650196d9..2446e4048 100755
--- a/src/Model/Model_ResultCompSolid.cpp
+++ b/src/Model/Model_ResultCompSolid.cpp
@@ -240,8 +240,7 @@ void Model_ResultCompSolid::updateSubs(const std::shared_ptr<GeomAPI_Shape>& the
   } else if (!mySubs.empty()) { // erase all subs
     while(!mySubs.empty()) {
       ResultBodyPtr anErased = *(mySubs.rbegin());
-      if (anErased->data()->isValid())
-        anErased->setDisabled(anErased, true);
+      anErased->setDisabled(anErased, true); // even if it is invalid (to erase subs on abort/undo)
       mySubs.pop_back();
     }
     mySubsMap.clear();
-- 
2.39.2