From 5ed12b17cd68879e03eaf8842edf541fca2bcf3e Mon Sep 17 00:00:00 2001
From: Kristian Bendiksen <kristian.bendiksen@gmail.com>
Date: Mon, 29 Aug 2022 10:11:14 +0200
Subject: [PATCH] #9233 Fix regression in correlation plot

Introduced in be236cb.
---
 ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp b/ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp
index e8404d4f09..3071498369 100644
--- a/ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp
+++ b/ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp
@@ -173,12 +173,13 @@ void RiuMultiPlotPage::insertPlot( RiuPlotWidget* plotWidget, size_t index )
 
     RiuQwtPlotWidget* qwtPlotWidget = dynamic_cast<RiuQwtPlotWidget*>( plotWidget );
 
-    RiuQwtPlotLegend*         legend = new RiuQwtPlotLegend( this );
+    RiuQwtPlotLegend*         legend = nullptr;
     RiuDraggableOverlayFrame* legendFrame =
         new RiuDraggableOverlayFrame( plotWidget->getParentForOverlay(), plotWidget->overlayMargins() );
 
     if ( m_plotDefinition->legendsVisible() && plotWidget->plotDefinition()->legendsVisible() )
     {
+        legend            = new RiuQwtPlotLegend( this );
         int legendColumns = 1;
         if ( m_plotDefinition->legendsHorizontal() )
         {
@@ -715,6 +716,8 @@ void RiuMultiPlotPage::addLegendWidget( RiuPlotWidget*            plotWidget,
                                         int                       column,
                                         int                       colSpan )
 {
+    if ( !legend ) return;
+
     if ( m_plotDefinition->legendPosition() == RimPlotWindow::LegendPosition::ABOVE )
     {
         m_gridLayout->addWidget( legend, row, column, 1, colSpan, Qt::AlignHCenter | Qt::AlignBottom );
@@ -738,6 +741,8 @@ void RiuMultiPlotPage::updateLegendVisibility( RiuPlotWidget*            plotWid
                                                RiuQwtPlotLegend*         legend,
                                                RiuDraggableOverlayFrame* legendFrame )
 {
+    if ( !legend ) return;
+
     if ( m_plotDefinition->legendsVisible() && !legend->isEmpty() )
     {
         updateLegendColumns( legend );