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title: "Release notes 4.0.4: Prometheus Exporter PRO for Confluence"
canonical: "https://support.appfire.com/space/PE/887586982/Release%20notes%204.0.4%3A%20Prometheus%20Exporter%20PRO%20for%20Confluence"
format: markdown
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> Macro (aura-html)

**Release date**: 4/8/2024 

Our team is thrilled to announce the latest release of **Prometheus Exporter PRO for Confluence**, **version 4.0.4**.

**Confluence compatibility**:** **Confluence Data Center 6.5.0 - 8.9.0





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# Enhancements

## Cache replication enhancements

We’ve improved the cache replication functionality for increased efficiency and reliability.

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# Bug fixes

The following bugs are fixed in this release:

- Fixed a bug where SQL errors were caused by concurrent modifications during metrics collection.
- Fixed a bug where Prometheus Exporter Pro for Confluence intermittently failed to report metrics after a Confluence upgrade to version 8.5.0.
- Fixed a bug where upgrading Prometheus Exporter PRO for Confluence to version 4.0.3 resulted in warnings about web requests exceeding the threshold and application access issues.

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