From dd4669d1a0c86e80a3aac55f4633872aba051553 Mon Sep 17 00:00:00 2001
From: Enrico Turri <enricoturri@seznam.cz>
Date: Thu, 3 May 2018 16:08:41 +0200
Subject: [PATCH] Fixed crash when reducing objects from 2D/preview/layers tabs

---
 lib/Slic3r/GUI/3DScene.pm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Slic3r/GUI/3DScene.pm b/lib/Slic3r/GUI/3DScene.pm
index 352a61264..1b6adf800 100644
--- a/lib/Slic3r/GUI/3DScene.pm
+++ b/lib/Slic3r/GUI/3DScene.pm
@@ -908,6 +908,9 @@ sub deselect_volumes {
 
 sub select_volume {
     my ($self, $volume_idx) = @_;
+
+    return if ($volume_idx >= scalar(@{$self->volumes}));
+
     $self->volumes->[$volume_idx]->set_selected(1)
         if $volume_idx != -1;
 }