From 3e71de4698f8a46e92ef747e39366b80dcf635aa Mon Sep 17 00:00:00 2001
From: Shannon <sdeminick@gmail.com>
Date: Mon, 13 Jan 2020 22:28:25 +1100
Subject: [PATCH] ensure locks the data types

---
 src/Umbraco.Web/PublishedCache/NuCache/ContentStore.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Umbraco.Web/PublishedCache/NuCache/ContentStore.cs b/src/Umbraco.Web/PublishedCache/NuCache/ContentStore.cs
index c959d9f67a..cecca3eb75 100644
--- a/src/Umbraco.Web/PublishedCache/NuCache/ContentStore.cs
+++ b/src/Umbraco.Web/PublishedCache/NuCache/ContentStore.cs
@@ -462,6 +462,8 @@ namespace Umbraco.Web.PublishedCache.NuCache
         /// </exception>
         public void UpdateDataTypesLocked(IEnumerable<int> dataTypeIds, Func<int, IPublishedContentType> getContentType)
         {
+            EnsureLocked();
+
             var contentTypes = _contentTypesById
                     .Where(kvp =>
                         kvp.Value.Value != null &&