From 1d6849c578418bc6d9255b38011af8a9531239d5 Mon Sep 17 00:00:00 2001
From: Ronald Barendse <ronald@panoramastudios.nl>
Date: Tue, 9 Jun 2020 15:12:09 +0200
Subject: [PATCH] Return null in IsValue for PropertyValueLevel.Inter and
 Object

---
 .../PropertyEditors/PropertyValueConverterBase.cs             | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Umbraco.Core/PropertyEditors/PropertyValueConverterBase.cs b/src/Umbraco.Core/PropertyEditors/PropertyValueConverterBase.cs
index 3b6ebc610c..1764b4b012 100644
--- a/src/Umbraco.Core/PropertyEditors/PropertyValueConverterBase.cs
+++ b/src/Umbraco.Core/PropertyEditors/PropertyValueConverterBase.cs
@@ -17,6 +17,10 @@ namespace Umbraco.Core.PropertyEditors
             {
                 case PropertyValueLevel.Source:
                     return value != null && (!(value is string) || string.IsNullOrWhiteSpace((string) value) == false);
+                case PropertyValueLevel.Inter:
+                    return null;
+                case PropertyValueLevel.Object:
+                    return null;
                 default:
                     throw new NotSupportedException($"Invalid level: {level}.");
             }