From a5f2866bd0d005064b57620c0e9c1bd2a3beaafd Mon Sep 17 00:00:00 2001
From: Sonic <sonic@dexon.org>
Date: Tue, 8 Jan 2019 13:10:02 +0800
Subject: core: fix corner case when initializing round height (#134)
---
core/blockchain.go | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/core/blockchain.go b/core/blockchain.go
index e83702065..089f1c2fa 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -251,7 +251,7 @@ func NewBlockChain(db ethdb.Database, cacheConfig *CacheConfig, chainConfig *par
bc.storeRoundHeight(uint64(0), uint64(0))
} else {
prevh := gov.GetRoundHeight(r - 1)
- if prevh == uint64(0) {
+ if prevh == uint64(0) && (r-1) != uint64(0) {
// Previous round height should be already snapshoted
// in governance state at this moment.
panic("can not init previous round height map")
--
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