From d4e8f4afa9e99eb4f6f0fd79556b8ddde21f1385 Mon Sep 17 00:00:00 2001
From: jl777 <jameslee777@yahoo.com>
Date: Tue, 29 Jan 2019 00:51:00 -1100
Subject: [PATCH] GetBlockHash()

---
 src/cc/sudoku.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cc/sudoku.cpp b/src/cc/sudoku.cpp
index 50a04e22e..770620565 100644
--- a/src/cc/sudoku.cpp
+++ b/src/cc/sudoku.cpp
@@ -507,7 +507,7 @@ UniValue sudoku_generate(uint64_t txfee,struct CCcontract_info *cp,cJSON *params
     result.push_back(Pair("result","success"));
     result.push_back(Pair("name","sudoku"));
     result.push_back(Pair("method","gen"));
-    hash = chainActive.LastTip()->GetHash();
+    hash = chainActive.LastTip()->GetBlockHash();
     memcpy(&srandi,&hash,sizeof(srandi));
     srandi ^= (uint32_t)time(NULL);
     sudoku_gen(privkey,unsolved,srandi);