fix calDiff bug due to we set the genesis block height to 1 instead of 0

diff --git a/consensus/difficulty.go b/consensus/difficulty.go
index 86e21fd..d2bd72b 100644 (file)
--- a/consensus/difficulty.go
+++ b/consensus/difficulty.go
@@ -88,7 +88,7 @@ func CheckProofOfWork(hash *bc.Hash, bits uint64) bool {
 func CalcNextRequiredDifficulty(lastBH, compareBH *legacy.BlockHeader) uint64 {
        if lastBH == nil {
                return powMinBits
-       } else if (lastBH.Height+1)%BlocksPerRetarget != 0 {
+       } else if (lastBH.Height)%BlocksPerRetarget != 0 {
                return lastBH.Bits
        }