From 7e1413ca7be86fef1d18225aecf9c326241cbe88 Mon Sep 17 00:00:00 2001
From: Jon Beniston <jon@beniston.com>
Date: Sat, 25 Feb 2023 17:05:45 +0000
Subject: [PATCH] Fix #1606

---
 plugins/channelrx/heatmap/heatmapgui.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/channelrx/heatmap/heatmapgui.cpp b/plugins/channelrx/heatmap/heatmapgui.cpp
index e21683ef9..c045010bd 100644
--- a/plugins/channelrx/heatmap/heatmapgui.cpp
+++ b/plugins/channelrx/heatmap/heatmapgui.cpp
@@ -1383,7 +1383,7 @@ void HeatMapGUI::addToPowerSeries(QDateTime dateTime, double average, double pul
 
 void HeatMapGUI::updateAxis()
 {
-    if (!m_powerPathLossSeries || (m_powerPathLossSeries->count() <= 1)) {
+    if (!m_powerAverageSeries || !m_powerPathLossSeries || (m_powerPathLossSeries->count() <= 1)) {
         return;
     }
     QDateTime current = QDateTime::currentDateTime();