From 2ab1518862532124d5442ddd425ee37b42db2d2e Mon Sep 17 00:00:00 2001
From: Bjarke Berg <mail@bergmania.dk>
Date: Thu, 9 Jun 2022 09:46:42 +0200
Subject: [PATCH] Fixes relation issue, when moving a root item to recycle bin,
 the "Relate Parent Media Folder On Delete"/"Relate Parent Document On Delete"
 cannot get the parent node type, because it is a fake root.

---
 src/Umbraco.Core/Models/RelationItem.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Umbraco.Core/Models/RelationItem.cs b/src/Umbraco.Core/Models/RelationItem.cs
index 75344914f0..634ee53bb2 100644
--- a/src/Umbraco.Core/Models/RelationItem.cs
+++ b/src/Umbraco.Core/Models/RelationItem.cs
@@ -20,7 +20,7 @@ namespace Umbraco.Cms.Core.Models
         public string? NodeType { get; set; }
 
         [DataMember(Name = "udi")]
-        public Udi NodeUdi => Udi.Create(NodeType, NodeKey);
+        public Udi NodeUdi => NodeType == Constants.UdiEntityType.Unknown ? null : Udi.Create(NodeType, NodeKey);
 
         [DataMember(Name = "icon")]
         public string? ContentTypeIcon { get; set; }