- Fixed classic queue recovery on Windows and made default queue type handling more defensive to prevent PRECONDITION FAILED errors.
- Fixed orphaned trie edges causing memory leaks in topic exchanges and corrected negative memory metrics reporting.
- Improved federation shutdown speed with parallel link stopping and added configurable MQTT disconnect-on-unauthorized option.
RabbitMQ 4.1.8
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Core server bug fixes: duplicate direct‑reply deliveries, quorum queue recovery issues, malformed AMQP 1.0 frames, topic‑exchange wildcard limits, and OAuth proxy header handling.