Outage in Slack
Partial Degradation Impacting Usergroups
Resolved MinorIncident Report
Summary AI Generated
Slack experienced a 59-minute partial service degradation affecting usergroups, caused by a recent deployment. Users encountered issues with user groups including failed @mentions and groups appearing unavailable. The incident was resolved after Slack identified the deployment trigger and restored functionality.
We are currently investigating a partial degradation impacting usergroups. We’ll provide an update as soon as we have more information to share and are sorry for any inconvenience this issue is causing.
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Latest Updates ( sorted recent to last )
about 7 hours ago - at 06/01/2026 02:38AM
We continue to investigate the issue and have identified a recent deployment as a likely trigger. Users may experience issues with user groups, including failed @mentions or groups appearing unavailable.
We are actively working on restoring functionality and will provide another update as soon as possible.
about 8 hours ago - at 06/01/2026 02:08AM
We are currently investigating a partial degradation impacting usergroups. We’ll provide an update as soon as we have more information to share and are sorry for any inconvenience this issue is causing.
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