From 33d8befa1ba5da6d6a9cae8390ae03e8987e2c51 Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Tue, 19 Mar 2024 21:25:06 +0100
Subject: [PATCH] [consider merging] avoid a segfault when loading a l2n db
 with '-mn' into KLayout

---
 src/layui/layui/layNetlistBrowserPage.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/layui/layui/layNetlistBrowserPage.cc b/src/layui/layui/layNetlistBrowserPage.cc
index 9a6d5dc7b..a6faa140e 100644
--- a/src/layui/layui/layNetlistBrowserPage.cc
+++ b/src/layui/layui/layNetlistBrowserPage.cc
@@ -1175,7 +1175,7 @@ NetlistBrowserPage::setup_trees ()
 
   if ((lvsdb && lvsdb->cross_ref ()) || (l2ndb && ! l2ndb->log_entries ().empty ())) {
 
-    NetlistLogModel *new_model = new NetlistLogModel (log_view, lvsdb->cross_ref (), l2ndb);
+    NetlistLogModel *new_model = new NetlistLogModel (log_view, lvsdb ? lvsdb->cross_ref () : 0, l2ndb);
     delete log_view->model ();
     log_view->setModel (new_model);