From 6797dfea48edf6b50e0a6cc188fa33e16615c24c Mon Sep 17 00:00:00 2001
From: Levi B <levib@yahoo.com>
Date: Mon, 27 Oct 2014 12:55:59 -0700
Subject: [PATCH] Fix %APPDATA% detection logic.

---
 .../DataProtectionServices.cs                                   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNet.Security.DataProtection/DataProtectionServices.cs b/src/Microsoft.AspNet.Security.DataProtection/DataProtectionServices.cs
index cc3d2d7731..5ba4a766b1 100644
--- a/src/Microsoft.AspNet.Security.DataProtection/DataProtectionServices.cs
+++ b/src/Microsoft.AspNet.Security.DataProtection/DataProtectionServices.cs
@@ -138,7 +138,7 @@ namespace Microsoft.AspNet.Security.DataProtection
 #if !ASPNETCORE50
             // Environment.GetFolderPath returns null if the user profile isn't loaded.
             string folderPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
-            if (folderPath != null)
+            if (!String.IsNullOrEmpty(folderPath))
             {
                 // TODO: Remove BETA moniker from below.
                 return new DirectoryInfo(Path.Combine(folderPath, "ASP.NET", "keys-BETA"));