From e9bada0e5a1f0e0f154a4eb95585193344d79c0b Mon Sep 17 00:00:00 2001
From: Georgiy Belyanin <belyaningeorge@ya.ru>
Date: Wed, 6 Mar 2024 18:58:06 +0300
Subject: [PATCH] Fix Mac OS Catalina subprograms crash

Add resource cleanup to PaletteTreeWidget in addGroups()
Fixes Mac OS Catalina crash.
---
 qrgui/mainWindow/palette/paletteTreeWidget.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/qrgui/mainWindow/palette/paletteTreeWidget.cpp b/qrgui/mainWindow/palette/paletteTreeWidget.cpp
index 208697a3e2..017b6d29a7 100644
--- a/qrgui/mainWindow/palette/paletteTreeWidget.cpp
+++ b/qrgui/mainWindow/palette/paletteTreeWidget.cpp
@@ -41,6 +41,8 @@ void PaletteTreeWidget::addGroups(QList<QPair<QString, QList<PaletteElement>>> &
 		, const QString &diagramFriendlyName
 		, bool sort)
 {
+	qDeleteAll(mPaletteItems);
+	qDeleteAll(mPaletteElements);
 	mPaletteItems.clear();
 	mPaletteElements.clear();
 	mElementsSet.clear();