···240240 return stacktrace.Propagate(err)
241241 }
242242243243+ if newBlockHeight < CommitToChallengeMinRange {
244244+ // it's too early for us to care about range challenges
245245+ return nil
246246+ }
247247+243248 tx := c.txFactory.ReadCommitted()
244249 if tx.Height() < newBlockHeight {
245250 return stacktrace.NewError("read committed transaction height lower than expected: new block height %d, transaction height %d", newBlockHeight, tx.Height())