From e349ead8b559347089371f409367eced3c1eeb52 Mon Sep 17 00:00:00 2001
From: Stephan <stephane@umbraco.dk>
Date: Tue, 22 Jan 2019 13:08:47 +0100
Subject: [PATCH] Better error message

---
 .../Models/PublishedContent/PublishedContentTypeFactory.cs      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Umbraco.Core/Models/PublishedContent/PublishedContentTypeFactory.cs b/src/Umbraco.Core/Models/PublishedContent/PublishedContentTypeFactory.cs
index 5de5842eda..efb39ba844 100644
--- a/src/Umbraco.Core/Models/PublishedContent/PublishedContentTypeFactory.cs
+++ b/src/Umbraco.Core/Models/PublishedContent/PublishedContentTypeFactory.cs
@@ -79,7 +79,7 @@ namespace Umbraco.Core.Models.PublishedContent
             }
 
             if (!publishedDataTypes.TryGetValue(id, out var dataType))
-                throw new ArgumentException("Not a valid datatype identifier.", nameof(id));
+                throw new ArgumentException($"Could not find a datatype with identifier {id}.", nameof(id));
 
             return dataType;
         }