v2.12.11

SylphAI-Inc/AdalFlowv2.12.11Jun 9, 2026by github-actions[bot]

AI Summary

Fixes a regression in JetStream subject state tracking that caused 'Message Not Found' errors when max message limits were configured. Updates the Go version to 1.25.11.

Key Highlights

Fixed regression in JetStream subject state tracking
Go version updated to 1.25.11
Backwards compatibility notes provided for 2.11.x

Full Release Notes

## Changelog

Refer to the [2.12 Upgrade Guide](https://docs.nats.io/release-notes/whats_new/whats_new_212) for backwards compatibility notes with 2.11.x.

### Go Version

- 1.25.11

### Fixed

JetStream

- Fixed a regression introduced in v2.12.7 which could result in stale subject state tracking which could manifest in "Message Not Found" errors when a max messages per subject limit is configured (#8285)
  - Please note that v2.14.x versions are not affected

### Complete Changes
 
https://github.com/nats-io/nats-server/compare/v2.12.10...v2.12.11