From 4ef03611ddbcbffb7f40d5855a9a053f285ff386 Mon Sep 17 00:00:00 2001
From: Chris Poole <ninja_github@hackernet.co.uk>
Date: Thu, 20 Dec 2018 14:25:53 +0000
Subject: [PATCH] Add folder null check in GetMscorlibBasePath to stop
 exception on NETCF 3.5 assemblies

---
 .../Metadata/UniversalAssemblyResolver.cs             | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/ICSharpCode.Decompiler/Metadata/UniversalAssemblyResolver.cs b/ICSharpCode.Decompiler/Metadata/UniversalAssemblyResolver.cs
index c8dd7c60e..0040d7808 100644
--- a/ICSharpCode.Decompiler/Metadata/UniversalAssemblyResolver.cs
+++ b/ICSharpCode.Decompiler/Metadata/UniversalAssemblyResolver.cs
@@ -397,10 +397,12 @@ namespace ICSharpCode.Decompiler.Metadata
 
 			string folder = GetSubFolderForVersion();
 
-			foreach (var path in frameworkPaths) {
-				var basePath = Path.Combine(path, folder);
-				if (Directory.Exists(basePath))
-					return basePath;
+			if  (folder != null) {
+				foreach (var path in frameworkPaths) {
+					var basePath = Path.Combine(path, folder);
+					if (Directory.Exists(basePath))
+						return basePath;
+				}
 			}
 
 			if (throwOnError)
@@ -415,7 +417,6 @@ namespace ICSharpCode.Decompiler.Metadata
 							return "v1.0.3705";
 						return "v1.1.4322";
 					case 2:
-					case 3:
 						return "v2.0.50727";
 					case 4:
 						return "v4.0.30319";