fix consensus revert

Author: sstanculeanu

consensus/spos/worker.go

@@ -864,11 +864,17 @@ func (wrk *Worker) Extend(subroundId int) {
 		time.Sleep(time.Millisecond)
 	}
 
+	log.Debug("current block is reverted")
+
+	header := wrk.consensusState.GetHeader()
+	isHeaderV3 := header.IsHeaderV3()
+	if isHeaderV3 {
+		return
+	}
+
 	wrk.scheduledProcessor.ForceStopScheduledExecutionBlocking()
-	wrk.blockProcessor.RevertCurrentBlock(wrk.consensusState.GetHeader())
+	wrk.blockProcessor.RevertCurrentBlock(header)
 	wrk.removeConsensusHeaderFromPool()
-
-	log.Debug("current block is reverted")
 }
 
 func (wrk *Worker) removeConsensusHeaderFromPool() {