From c4a8272734f9be32247434c1384daa2c3baf6f9a Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <Thomas.Hartmann@qt.io>
Date: Wed, 9 Apr 2025 13:54:57 +0200
Subject: [PATCH] QmlDesigner: Fix crash

The items in selection tool can be dangling. Therefore we check it
against all items in the scene.

Task-number: QDS-15146
Change-Id: I1008e6855f874bf4f9d6c2f615ecf6b628747666
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 .../qmldesigner/components/formeditor/selectiontool.cpp  | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/plugins/qmldesigner/components/formeditor/selectiontool.cpp b/src/plugins/qmldesigner/components/formeditor/selectiontool.cpp
index d30539d52b6..13a26252877 100644
--- a/src/plugins/qmldesigner/components/formeditor/selectiontool.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/selectiontool.cpp
@@ -223,9 +223,12 @@ void SelectionTool::itemsAboutToRemoved(const QList<FormEditorItem*> &itemList)
 {
     const QList<FormEditorItem *> current = items();
 
-    QList<FormEditorItem *> remaining = Utils::filtered(current, [&itemList](FormEditorItem *item) {
-        return !itemList.contains(item);
-    });
+    const auto allItems = scene()->items();
+    QList<FormEditorItem *> remaining = Utils::filtered(current,
+                                                        [&itemList, &allItems](FormEditorItem *item) {
+                                                            return !itemList.contains(item)
+                                                                   && allItems.contains(item);
+                                                        });
 
     if (!remaining.isEmpty()) {
         m_selectionIndicator.setItems(remaining);