diff options
-rw-r--r-- | consensus/clique/clique.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/consensus/clique/clique.go b/consensus/clique/clique.go index 547290984..0ff72e55c 100644 --- a/consensus/clique/clique.go +++ b/consensus/clique/clique.go @@ -388,7 +388,7 @@ func (c *Clique) snapshot(chain consensus.ChainReader, number uint64, hash commo } } // If we're at an checkpoint block, make a snapshot if it's known - if number%c.config.Epoch == 0 { + if number == 0 || (number%c.config.Epoch == 0 && chain.GetHeaderByNumber(number-1) == nil) { checkpoint := chain.GetHeaderByNumber(number) if checkpoint != nil { hash := checkpoint.Hash() |