From 32c9aac083e5c2269f38340f23596c9a9f073281 Mon Sep 17 00:00:00 2001
From: Vojtech Kral <vojtech@kral.hk>
Date: Mon, 18 Mar 2019 16:18:28 +0100
Subject: [PATCH] Fix out of bounds selection in ObjectList, fix #1890

---
 src/slic3r/GUI/GUI_ObjectList.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index 7eef8206310..abfc067ff30 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -2022,6 +2022,8 @@ void ObjectList::update_selections_on_canvas()
 
 void ObjectList::select_item(const wxDataViewItem& item)
 {
+    if (! item.IsOk()) { return; }
+
     m_prevent_list_events = true;
 
     UnselectAll();