From f0699afb6e8e02414ccffd03a491c050527413bf Mon Sep 17 00:00:00 2001
From: Morten Christensen <unknown@kiln.example.com>
Date: Thu, 21 Mar 2013 18:45:06 -0100
Subject: [PATCH] Fixes U4-1974

---
 src/umbraco.cms/businesslogic/ContentType.cs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/umbraco.cms/businesslogic/ContentType.cs b/src/umbraco.cms/businesslogic/ContentType.cs
index 87b86a8c5f..64d844a746 100644
--- a/src/umbraco.cms/businesslogic/ContentType.cs
+++ b/src/umbraco.cms/businesslogic/ContentType.cs
@@ -632,10 +632,17 @@ namespace umbraco.cms.businesslogic
                 if (value != MasterContentType)
                 {
                     //TODO: Add support for multiple masters
-                    foreach (var mct in MasterContentTypes)
+                    /*foreach (var mct in MasterContentTypes)
                     {
                         RemoveParentContentType(mct);
+                    }*/
+
+                    if (MasterContentTypes.Count > 0)
+                    {
+                        var masterId = MasterContentTypes[0];
+                        RemoveParentContentType(masterId);
                     }
+
                     AddParentContentType(value);
                 }
             }