From 1e6fe45b4da4b892c26899daafeb97d590ea4027 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Fri, 21 Aug 2020 23:24:32 -0700
Subject: [PATCH] Fix Merge

---
 SabreTools.Library/DatFiles/DatFile.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/SabreTools.Library/DatFiles/DatFile.cs b/SabreTools.Library/DatFiles/DatFile.cs
index 06f42021..d284075f 100644
--- a/SabreTools.Library/DatFiles/DatFile.cs
+++ b/SabreTools.Library/DatFiles/DatFile.cs
@@ -166,7 +166,8 @@ namespace SabreTools.Library.DatFiles
         public void AddFromExisting(DatFile datFile, bool delete = false)
         {
             // Get the list of keys from the DAT
-            foreach (string key in datFile.Items.Keys)
+            var keys = datFile.Items.Keys.ToList();
+            foreach (string key in keys)
             {
                 // Add everything from the key to the internal DAT
                 Items.AddRange(key, datFile.Items[key]);