# Some users unable to sign in via Slack

- Provider: [incident.io](https://down.guide/incident-io)
- Level: confirmed
- Impact: Operational
- lasted 2h 22m
- started 2026-03-13 14:19 UTC
- id: DWN-4384e68941
- Official page: https://status.incident.io/incidents/01KKKS1PTWBT4CQP2A77K64MDN

## Updates from incident.io
### 2026-03-13 14:19 UTC: investigating
We are currently investigating reports that users are unable to login using Slack.

### 2026-03-13 14:53 UTC: identified
Users in some Slack workspaces are unable to sign in with Slack. We have escalated this issue to Slack.
Signing in with SAML and Microsoft Teams is not affected.

### 2026-03-13 15:54 UTC: monitoring
Slack have rolled back a change which caused this issue, and we have confirmed recovery.
Please reach out to support if you're still experiencing any issues signing in with Slack.

### 2026-03-13 16:40 UTC: resolved
Slack have confirmed that the issue has been fully resolved, and affected customers have verified that they can log in successfully.

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