From c08a3b12584372608192e56168fe4a519e4f411b Mon Sep 17 00:00:00 2001
From: John Forrest <jjhforrest@gmail.com>
Date: Mon, 30 Oct 2023 16:58:41 +0000
Subject: [PATCH] fix assert in parallel Cbc

---
 src/CbcThread.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/CbcThread.cpp b/src/CbcThread.cpp
index 5d82ba126..7bdc3964d 100644
--- a/src/CbcThread.cpp
+++ b/src/CbcThread.cpp
@@ -1352,9 +1352,8 @@ int CbcModel::splitModel(int numberModels, CbcModel **model,
       OsiBranchingObject *bobj = node->modifiableBranchingObject();
       CbcBranchingObject *cbcobj = dynamic_cast< CbcBranchingObject * >(bobj);
       //assert (cbcobj);
-      if (cbcobj) {
+      if (cbcobj && cbcobj->object()) {
         CbcObject *object = cbcobj->object();
-        assert(object);
         int position = object->position();
         assert(position >= 0);
         assert(object_[position] == object);
@@ -1720,9 +1719,8 @@ void CbcModel::moveToModel(CbcModel *baseModel, int mode)
           // Make node join correctly
           OsiBranchingObject *bobj = node->modifiableBranchingObject();
           CbcBranchingObject *cbcobj = dynamic_cast< CbcBranchingObject * >(bobj);
-          if (cbcobj) {
+          if (cbcobj && cbcobj->object()) {
             CbcObject *object = cbcobj->object();
-            assert(object);
             int position = object->position();
             assert(position >= 0);
             assert(object_[position] == object);