diff --git a/accounts-db/src/accounts_db.rs b/accounts-db/src/accounts_db.rs
index 73d47a5028fca4..b77a1565659c64 100644
--- a/accounts-db/src/accounts_db.rs
+++ b/accounts-db/src/accounts_db.rs
@@ -8156,14 +8156,17 @@ impl AccountsDb {
         let old = pubkeys
             .iter()
             .map(|k| {
-                if let Some((_account, hash)) = r_written_accounts_before.get(k) {
+                if let Some((account, hash)) = r_written_accounts_before.get(k) {
                     // Get old `lt_hash` from cache of writes in parent slots
-                    cache_hits += 1;
-                    Some(hash.unwrap()) // TODO on demand calculate, calculate in bg
-                } else {
-                    self.load_with_fixed_root(&old_ancestors, k)
-                        .map(|(account, _)| Self::lt_hash_account(&account, k))
+                    if let Some(hash) = hash {
+                        cache_hits += 1;
+                        return Some(*hash); // TODO on demand calculate, calculate in bg
+                    } else {
+                        warn!("Expect in lt hash cache  {} {:?} {:?}", k, account, hash);
+                    }
                 }
+                self.load_with_fixed_root(&old_ancestors, k)
+                    .map(|(account, _)| Self::lt_hash_account(&account, k))
             })
             .collect::<Vec<_>>();
         drop(r_written_accounts_before);