bugfix: Fixing the currentHeader crash on restart after unclean shutdown

dominant-strategies · Sep 21, 2023 · e5a12b9 · e5a12b9
1 parent 8816d5c
commit e5a12b9
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/core/headerchain.go b/core/headerchain.go
@@ -435,6 +435,10 @@ func (hc *HeaderChain) loadLastState() error {
 	if head := rawdb.ReadHeadBlockHash(hc.headerDb); head != (common.Hash{}) {
 		if chead := hc.GetHeaderByHash(head); chead != nil {
 			hc.currentHeader.Store(chead)
+		} else {
+			// This is only done if during the stop, currenthead hash was not stored
+			// properly and it doesn't crash the nodes
+			hc.currentHeader.Store(hc.genesisHeader)
 		}
 	}