From b8e5fab5f51faccc8f28e0347b4cac88df6de5cc Mon Sep 17 00:00:00 2001
From: Alexander Bock <alexander.bock@liu.se>
Date: Thu, 6 Feb 2025 13:02:02 +0100
Subject: [PATCH] Prevent crash when moving a layer to the top of a list that
 only has two entries (closes #3414)

---
 modules/globebrowsing/src/layergroup.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/globebrowsing/src/layergroup.cpp b/modules/globebrowsing/src/layergroup.cpp
index fe6f9fc325..8fef6b9b46 100644
--- a/modules/globebrowsing/src/layergroup.cpp
+++ b/modules/globebrowsing/src/layergroup.cpp
@@ -221,7 +221,7 @@ void LayerGroup::moveLayer(int oldPosition, int newPosition) {
     ghoul_assert(!_layers.empty(), "The list should not be empty at this point");
     if (newLayerPos == _layers.begin()) {
         // If the layer is moved to the first spot in the list
-        Layer* nextLayer = (_layers.begin() + 1)->get();
+        Layer* nextLayer = _layers.begin()->get();
         layer->setZIndex(nextLayer->zIndex());
     }
     else if (newLayerPos == _layers.end()) {