diff --git a/turbo/snapshotsync/freezeblocks/block_reader.go b/turbo/snapshotsync/freezeblocks/block_reader.go
index ff7f9d14e..6dec6ac3a 100644
--- a/turbo/snapshotsync/freezeblocks/block_reader.go
+++ b/turbo/snapshotsync/freezeblocks/block_reader.go
@@ -439,8 +439,8 @@ func (r *BlockReader) BodyRlp(ctx context.Context, tx kv.Getter, hash common.Has
 }
 
 func (r *BlockReader) Body(ctx context.Context, tx kv.Getter, hash common.Hash, blockHeight uint64) (body *types.Body, txAmount uint32, err error) {
-	blocksAvailable := r.sn.BlocksAvailable()
-	if blocksAvailable == 0 || blockHeight > blocksAvailable {
+	maxBlockNumInFiles := r.sn.BlocksAvailable()
+	if maxBlockNumInFiles == 0 || blockHeight > maxBlockNumInFiles {
 		body, _, txAmount = rawdb.ReadBody(tx, hash, blockHeight)
 		return body, txAmount, nil
 	}
@@ -459,8 +459,8 @@ func (r *BlockReader) Body(ctx context.Context, tx kv.Getter, hash common.Hash,
 }
 
 func (r *BlockReader) HasSenders(ctx context.Context, tx kv.Getter, hash common.Hash, blockHeight uint64) (bool, error) {
-	blocksAvailable := r.sn.BlocksAvailable()
-	if blocksAvailable == 0 || blockHeight > blocksAvailable {
+	maxBlockNumInFiles := r.sn.BlocksAvailable()
+	if maxBlockNumInFiles == 0 || blockHeight > maxBlockNumInFiles {
 		return rawdb.HasSenders(tx, hash, blockHeight)
 	}
 	return true, nil
@@ -470,8 +470,8 @@ func (r *BlockReader) BlockWithSenders(ctx context.Context, tx kv.Getter, hash c
 	return r.blockWithSenders(ctx, tx, hash, blockHeight, false)
 }
 func (r *BlockReader) blockWithSenders(ctx context.Context, tx kv.Getter, hash common.Hash, blockHeight uint64, forceCanonical bool) (block *types.Block, senders []common.Address, err error) {
-	blocksAvailable := r.sn.BlocksAvailable()
-	if blocksAvailable == 0 || blockHeight > blocksAvailable {
+	maxBlockNumInFiles := r.sn.BlocksAvailable()
+	if maxBlockNumInFiles == 0 || blockHeight > maxBlockNumInFiles {
 		if forceCanonical {
 			canonicalHash, err := rawdb.ReadCanonicalHash(tx, blockHeight)
 			if err != nil {
@@ -756,8 +756,8 @@ func (r *BlockReader) txnByHash(txnHash common.Hash, segments []*TxnSegment, buf
 // TxnByIdxInBlock - doesn't include system-transactions in the begin/end of block
 // return nil if 0 < i < body.TxAmount
 func (r *BlockReader) TxnByIdxInBlock(ctx context.Context, tx kv.Getter, blockNum uint64, txIdxInBlock int) (txn types.Transaction, err error) {
-	blocksAvailable := r.sn.BlocksAvailable()
-	if blocksAvailable == 0 || blockNum > blocksAvailable {
+	maxBlockNumInFiles := r.sn.BlocksAvailable()
+	if maxBlockNumInFiles == 0 || blockNum > maxBlockNumInFiles {
 		canonicalHash, err := rawdb.ReadCanonicalHash(tx, blockNum)
 		if err != nil {
 			return nil, err
@@ -991,7 +991,8 @@ func (r *BlockReader) borBlockByEventHash(txnHash common.Hash, segments []*BorEv
 }
 
 func (r *BlockReader) EventsByBlock(ctx context.Context, tx kv.Tx, hash common.Hash, blockHeight uint64) ([]rlp.RawValue, error) {
-	if blockHeight >= r.FrozenBorBlocks() {
+	maxBlockNumInFiles := r.FrozenBorBlocks()
+	if maxBlockNumInFiles == 0 || blockHeight > maxBlockNumInFiles {
 		c, err := tx.Cursor(kv.BorEventNums)
 		if err != nil {
 			return nil, err
@@ -1109,7 +1110,8 @@ func (r *BlockReader) Span(ctx context.Context, tx kv.Getter, spanId uint64) ([]
 	}
 	var buf [8]byte
 	binary.BigEndian.PutUint64(buf[:], spanId)
-	if endBlock >= r.FrozenBorBlocks() {
+	maxBlockNumInFiles := r.FrozenBorBlocks()
+	if maxBlockNumInFiles == 0 || endBlock > maxBlockNumInFiles {
 		v, err := tx.GetOne(kv.BorSpans, buf[:])
 		if err != nil {
 			return nil, err
diff --git a/turbo/snapshotsync/freezeblocks/block_snapshots.go b/turbo/snapshotsync/freezeblocks/block_snapshots.go
index 4381d253e..0456e0a4c 100644
--- a/turbo/snapshotsync/freezeblocks/block_snapshots.go
+++ b/turbo/snapshotsync/freezeblocks/block_snapshots.go
@@ -496,12 +496,12 @@ func (s *RoSnapshots) Files() (list []string) {
 	defer s.Bodies.lock.RUnlock()
 	s.Txs.lock.RLock()
 	defer s.Txs.lock.RUnlock()
-	max := s.BlocksAvailable()
+	maxBlockNumInFiles := s.BlocksAvailable()
 	for _, seg := range s.Bodies.segments {
 		if seg.seg == nil {
 			continue
 		}
-		if seg.ranges.from > max {
+		if seg.ranges.from > maxBlockNumInFiles {
 			continue
 		}
 		_, fName := filepath.Split(seg.seg.FilePath())
@@ -511,7 +511,7 @@ func (s *RoSnapshots) Files() (list []string) {
 		if seg.seg == nil {
 			continue
 		}
-		if seg.ranges.from > max {
+		if seg.ranges.from > maxBlockNumInFiles {
 			continue
 		}
 		_, fName := filepath.Split(seg.seg.FilePath())
@@ -521,7 +521,7 @@ func (s *RoSnapshots) Files() (list []string) {
 		if seg.Seg == nil {
 			continue
 		}
-		if seg.ranges.from > max {
+		if seg.ranges.from > maxBlockNumInFiles {
 			continue
 		}
 		_, fName := filepath.Split(seg.Seg.FilePath())