From cf67c1aee66f4a2e2be9e6fb957de51392e38bcd Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Tue, 5 Mar 2024 17:14:33 +0100
Subject: [PATCH] QmlDesigner: Fix crash

Task-number: QDS-12167
Change-Id: I413abcbedb37366fe433b8f30c0e596fa35de846
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>
---
 .../components/connectioneditor/connectionmodel.cpp         | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/plugins/qmldesigner/components/connectioneditor/connectionmodel.cpp b/src/plugins/qmldesigner/components/connectioneditor/connectionmodel.cpp
index 8b649e5a9a4..d3fcd019fbd 100644
--- a/src/plugins/qmldesigner/components/connectioneditor/connectionmodel.cpp
+++ b/src/plugins/qmldesigner/components/connectioneditor/connectionmodel.cpp
@@ -365,7 +365,11 @@ void ConnectionModel::addConnection(const PropertyName &signalName)
         NodeMetaInfo nodeMetaInfo = connectionView()->model()->qtQuickConnectionsMetaInfo();
 
         if (nodeMetaInfo.isValid()) {
-            ModelNode selectedNode = connectionView()->selectedModelNodes().constFirst();
+            ModelNode selectedNode;
+            if (connectionView()->selectedModelNodes().isEmpty())
+                selectedNode = connectionView()->rootModelNode();
+            else
+                selectedNode = connectionView()->selectedModelNodes().constFirst();
 
             PropertyName signalHandlerName = signalName;
             if (signalHandlerName.isEmpty())