From 591d83686e06b578e9d4198880f292030c4a6898 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sun, 25 Dec 2016 20:38:11 +0000
Subject: [PATCH] core: invalidate difficulty cache when resetting blockchain

---
 src/cryptonote_core/blockchain.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 42279184..f1d08cc4 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -525,6 +525,7 @@ bool Blockchain::reset_and_set_genesis_block(const block& b)
 {
   LOG_PRINT_L3("Blockchain::" << __func__);
   CRITICAL_REGION_LOCAL(m_blockchain_lock);
+  m_timestamps_and_difficulties_height = 0;
   m_alternative_chains.clear();
   m_db->reset();
   m_hardfork->init();