From 0b674eb35de78d81877276654cc877aab625df9e Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@gitorious>
Date: Mon, 2 Feb 2015 16:06:29 +0100
Subject: [PATCH] fix can_sign: detect if OldWallet is used

---
 lib/wallet.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/wallet.py b/lib/wallet.py
index 9bb553666..1cb685931 100644
--- a/lib/wallet.py
+++ b/lib/wallet.py
@@ -1048,9 +1048,11 @@ class Abstract_Wallet(object):
             addr = bitcoin.public_key_to_bc_address(x_pubkey.decode('hex'))
             return self.is_mine(addr)
         elif x_pubkey[0:2] == 'ff':
+            if isinstance(self, OldWallet): return False
             xpub, sequence = BIP32_Account.parse_xpubkey(x_pubkey)
             return xpub in [ self.master_public_keys[k] for k in self.master_private_keys.keys() ]
         elif x_pubkey[0:2] == 'fe':
+            if not isinstance(self, OldWallet): return False
             xpub, sequence = OldAccount.parse_xpubkey(x_pubkey)
             return xpub == self.get_master_public_key()
         elif x_pubkey[0:2] == 'fd':