---
title: "Aerospike Database 6.4.0.18 Release Notes"
description: "Aerospike Database 6.4.0.18 release notes detailing bug fixes for storage, stats, expressions, and network."
---

# Aerospike Database 6.4.0.18 Release Notes

> For the complete documentation index see: [llms.txt](https://aerospike.com/docs/llms.txt)
> 
> All documentation pages available in markdown.

June 3, 2024  |  **[Download](https://aerospike.com/download/)**

## Bug fixes

The following issues are resolved with this hotfix.

### AER-6736

(STORAGE) Added special configurations to enable a rolling upgrade from Database 6.3.0 in which a single-bin namespace is converted to multi-bin.

Editions affected: Enterprise, Federal & Community

### AER-6739

(STATS) The statistic [`retransmit_all_batch_sub_dup_res`](https://aerospike.com/docs/database/reference/metrics#namespace__retransmit_all_batch_sub_dup_res) incorrectly includes replica write retransmissions.

Editions affected: Enterprise, Federal & Community

### AER-6741

(EXPRESSIONS) Comparisons of NILs in expressions may be incorrect.

Editions affected: Enterprise, Federal & Community

### AER-6744

(STATS) Proxied batch sub-transactions will not be correctly identified for batch writes with keys.

Editions affected: Enterprise, Federal & Community

### AER-6745

(NETWORK) Increased the pending connections queue limit.

Editions affected: Enterprise, Federal & Community

## Known issues

[Known issues for 6.4.0.18](https://aerospike.com/docs/database/reference/issues?search=6.4.0.18)