From b7b2d9656326de864542c521052df5fcc119d0f7 Mon Sep 17 00:00:00 2001
From: Nchinda Nchinda <nchinda2@gmail.com>
Date: Sun, 7 Jan 2018 21:04:54 -0500
Subject: [PATCH] convert addresses to lower case when storing

Some sources encode a checksum into the capitalization of the ethereum address, this causes exportPrivateKey to fail as the stored addresses are all lower case.
---
 lib/keystore.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/keystore.js b/lib/keystore.js
index 423b47c1..4dd02db7 100644
--- a/lib/keystore.js
+++ b/lib/keystore.js
@@ -396,7 +396,7 @@ KeyStore.prototype.exportPrivateKey = function (address, pwDerivedKey) {
     throw new Error("Incorrect derived key!");
   }
 
-  var address = strip0x(address);
+  var address = strip0x(address).toLowerCase();
   if (this.encPrivKeys[address] === undefined) {
     throw new Error('KeyStore.exportPrivateKey: Address not found in KeyStore');
   }