Slack messaging degraded for about nine hours
Slack users could not reliably send or load messages for around nine hours after a maintenance action on its database systems went wrong.
- Service
- Slack
- Date
- 26 February 2025
- Cause
- Software bug
- Duration
- 9 hours
- Status
- resolved
- Severity
- major
- Region
- Global
- Source
- Network World ↗
Cite this
Nuffield Consulting, “Slack messaging degraded for about nine hours”, The Daily Tech Wire outage & breach log, 26 Feb 2025. https://techwire.nuffieldconsulting.com/incidents/2025-02-26-slack-outage/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: Network World, https://networkworld.com/article/4124642/top-11-network-outages-and-application-failures-of-2025.html.
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