Changes / Trello / Users experiencing issues with Email to Board failing

Trello: Major incident: Users experiencing issues with Email to Board failing

Summary

Trello’s Email to Board failed for some users in a major-impact outage from 2025-07-15 03:43 UTC to 2025-07-15 05:45 UTC, lasting 2 h 2 min. Trello reverted a faulty internal configuration to restore functionality; users can resubmit failed emails to create cards.

Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.

Major incidentLabel: outage (model (Jev), 100%)Changed Detected Source: stspg.io

What changed

AddedTitle#1
Before: not present
After: Users experiencing issues with Email to Board failing
AddedImpact#2
Before: not present
After: major
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2025-07-15 03:43 UTC
AddedResolved time#5
Before: not present
After: 2025-07-15 05:45 UTC
AddedAffected components#6
Before: not present
After: API, Atlassian Support Knowledge Base, Atlassian Support - Support Portal, Atlassian Support Ticketing, Trello.com
AddedUpdateinvestigating#7
Before: not present
After: We are aware of some users experiencing issues where Email to Board functionality is failing with an error message similar to 'This message could not be delivered due to a recipient error. Please try again later.' Our team is investigating with urgency and will provide an update as soon as possible.
AddedUpdateinvestigating#8
Before: not present
After: Our team is continuing to investigate the cause of errors relating to Email to Board actions in Trello. For those continuing to experience issues with Email to Board we encourage users to manually create their cards in Trello directly in the meantime. We apologise for any inconvenience caused and we will provide further updates as the investigation continues.
AddedUpdateresolved#9
Before: not present
After: Our team has been able to identify a faulty configuration internally that was causing the errors relating to Email to Board functionality in Trello. The faulty configuration has now been reverted and Email to Board functionality should now be working as expected. For those that experienced Email to Board failures these emails can now be re-submitted if required to create the cards in Trello. We apologise again for any inconvenience caused by this issue.

First version of this incident archived by Rewindex. View the live incident.

History of this incident

When (UTC)ChangeKind
Major incident: Users experiencing issues with Email to Board failing (this change)
Trello’s Email to Board failed for some users in a major-impact outage from 2025-07-15 03:43 UTC to 2025-07-15 05:45 UTC, lasting 2 h 2 min. Trello reverted a faulty internal configuration to restore functionality; users can resubmit failed emails to create cards.
Major incident

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