From 88fd95c116f7d8e534c7d6dca1d80e82b53c31c0 Mon Sep 17 00:00:00 2001
From: Maxime Gimeno <maxime.gimeno@gmail.com>
Date: Fri, 25 May 2018 15:23:28 +0200
Subject: [PATCH] return if less that 2 selected items

---
 Polyhedron/demo/Polyhedron/MainWindow.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Polyhedron/demo/Polyhedron/MainWindow.cpp b/Polyhedron/demo/Polyhedron/MainWindow.cpp
index 168fdae6cfb..5a5772dfb42 100644
--- a/Polyhedron/demo/Polyhedron/MainWindow.cpp
+++ b/Polyhedron/demo/Polyhedron/MainWindow.cpp
@@ -2120,6 +2120,8 @@ void MainWindow::insertActionBeforeLoadPlugin(QMenu* menu, QAction* actionToInse
 void MainWindow::colorItems()
 {
   std::size_t nb_files = scene->selectionIndices().size();
+  if(nb_files<2)
+    return;
   std::vector<QColor> colors_;
   colors_.reserve(nb_files);
   compute_color_map(scene->item(scene->selectionIndices().last())->color(),