From df9081f38e22c90886ffc55104488d537820a1b6 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Tue, 24 Mar 2020 16:58:32 +0100
Subject: [PATCH] QmlDesigner: Fix crash

Change-Id: I31c6f8ce2b506af6d16887719a39319e6946a161
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 .../qmldesigner/components/formeditor/formeditoritem.cpp        | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp b/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
index 3d852a2fb00..41a593e9cd8 100644
--- a/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
@@ -939,6 +939,8 @@ void FormEditorTransitionItem::paint(QPainter *painter, const QStyleOptionGraphi
         }
     }
 
+    if (!from.modelNode().isValid())
+        return;
 
     QRectF fromRect = QmlItemNode(from).instanceBoundingRect();
     fromRect.translate(QmlItemNode(from).flowPosition());