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5.5.2

Version published on 2026/01/26

If you wish to update your BlueMind from a previous minor or major version, please refer to the Release notes 5.5.

BlueMind Webmail (Mail App)

  • BM-23115 : Fixes: Accented characters in categories are incorrectly encoded to or from Outlook (added support for encoding/decoding between UTF-8 and base64).

EAS

  • BM-23074 : Fixes: Problem with alarm notifications for tasks in Android/iOS.

Administration

Bm-cli

  • BM-23109 : Fixes: Index becomes invalid when using the bm-cli index reset mailspool_pending command.

Core

  • BM-23112 : Fixes: Incremental indexing of events is not thread-safe.
  • Fix: Do not start job scheduler before topology.
  • Fixes: cache can be corrupted by parallel accesses.

ElasticSearch

  • BM-23136 : Fixes: Freezing on some systems when using Elasticsearch with virtual threads.

IMAP

  • Improved performance of SELECT imaps by avoiding loading unnecessary data.

Kafka

  • Fixes: Incorrect synchronization of API keys.
  • Fixes: Incorrect restoration of Dataprotect settings.
  • Improvement: Securing the message deletion system in object storage.

LMTP

  • BM-22881 : Fixes: Loop when a user forwards an email to a group of which they are a member.

MAPI

  • BM-21721: Fixes: Loss of organizer on a single event.
  • Fixed: Sharing a shared mailbox by an authorized user does not work.

Memory

  • Most temporary files used by BlueMind are now in the /var/mmap-pool directory.
Disk space prerequisites

Please check disk space requirements before installing or upgrading: Installation requirements: Disk space.

S3

  • Fixes: On non-AWS S3 servers, certain requests (notably delete) were failing due to incorrect MD5 checksum verification.
  • Fixes: Memory leak when an object storage error occurs (e.g., timeout).

SDS

  • INTERSTIS-156 : Fixes: The system could become paralyzed in certain cases of timeouts on S3 object storage.
  • Fixes: Stack trace error incorrectly displayed during a 404 error on Scality Ring object storage.

Subscription

  • Fix: Ignore the number of users defined in the subscription when cloning Kafka.

Others

  • BM-23113 : Fixes: Standardization of the /etc/apt/preferences.d/bm file.
  • BM-22968 : Fix: The encoding of the original email is broken when replying with an out-of-office message if the user has a DKIM signature.