From f9bdba9b1208523dc7548872b1dc51b8a5027fee Mon Sep 17 00:00:00 2001
From: yck1509 <confuser.net@gmail.com>
Date: Fri, 20 Nov 2015 17:12:23 +0800
Subject: [PATCH] Fix ref proxy NRE

---
 Confuser.Protections/ReferenceProxy/StrongMode.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Confuser.Protections/ReferenceProxy/StrongMode.cs b/Confuser.Protections/ReferenceProxy/StrongMode.cs
index 2fdc7666d..2f0342eb9 100644
--- a/Confuser.Protections/ReferenceProxy/StrongMode.cs
+++ b/Confuser.Protections/ReferenceProxy/StrongMode.cs
@@ -329,7 +329,7 @@ public override void Finalize(RPContext ctx) {
 
 		void EncodeField(object sender, ModuleWriterListenerEventArgs e) {
 			var writer = (ModuleWriterBase)sender;
-			if (e.WriterEvent == ModuleWriterEvent.MDMemberDefRidsAllocated) {
+			if (e.WriterEvent == ModuleWriterEvent.MDMemberDefRidsAllocated && keyAttrs != null) {
 				Dictionary<TypeDef, Func<int, int>> keyFuncs = keyAttrs
 					.Where(entry => entry != null)
 					.ToDictionary(entry => entry.Item1, entry => entry.Item2);