From 7c7540d1c09332928f9346339abbf4e5b38280f2 Mon Sep 17 00:00:00 2001
From: Greg Edwards <edwardsgreg@gmail.com>
Date: Tue, 5 Aug 2014 02:10:03 -0400
Subject: [PATCH] Fixed issue with many:1 encoded string mapping.

---
 library/Support/EncodedString4.cs | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/library/Support/EncodedString4.cs b/library/Support/EncodedString4.cs
index eae68fd5..baf99373 100644
--- a/library/Support/EncodedString4.cs
+++ b/library/Support/EncodedString4.cs
@@ -156,14 +156,15 @@ namespace PkmnFoundations.Support
             {
                 if (m_lookup_reverse == null)
                 {
-                    lock (m_lookup_reverse)
-                    {
-                        Dictionary<char, ushort> reverse = new Dictionary<char, ushort>(Generation4TextLookupTable.Count);
-                        foreach (KeyValuePair<ushort, char> pair in Generation4TextLookupTable)
-                            reverse.Add(pair.Value, pair.Key);
+                    Dictionary<char, ushort> reverse = new Dictionary<char, ushort>(Generation4TextLookupTable.Count);
 
-                        m_lookup_reverse = reverse;
+                    foreach (KeyValuePair<ushort, char> pair in Generation4TextLookupTable)
+                    {
+                        if (!reverse.ContainsKey(pair.Value))
+                            reverse.Add(pair.Value, pair.Key);
                     }
+
+                    m_lookup_reverse = reverse;
                 }
                 return m_lookup_reverse;
             }