# incident.io: Login errors for subset of Slack Enterprise Grid customers

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-10-02 22:33 UTC · Resolved: 2026-10-02 23:47 UTC · Duration: 1.2 h
- Updates: 2 · Affected components: Slack app
- [Vendor status page: https://status.incident.io/incidents/01M3ZC0F8MHYZFB7ZCGB9NQHEY](https://status.incident.io/incidents/01M3ZC0F8MHYZFB7ZCGB9NQHEY)
- [Company: incident.io](https://rewindex.com/company/incident-io.md)

## Timeline of updates

- **identified** 2026-10-02 22:33 UTC: Some customers on Slack Enterprise Grid who sign in with Slack are seeing Slack-originating errors when logging in.  We've raised this with Slack and are monitoring for a fix.  Customers using SAML sign-in aren't affected. Alert ingestion and our On-call product's paging functionality are unaffected.
- **resolved** 2026-10-02 23:47 UTC: This incident has been resolved. Login via Slack is operating normally again, and no further action is required.


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Canonical: https://rewindex.com/company/incident-io/incidents/01M3ZC0F8MHYZFB7ZCGB9NQHEY · Markdown: https://rewindex.com/company/incident-io/incidents/01M3ZC0F8MHYZFB7ZCGB9NQHEY.md · JSON: https://rewindex.com/api/v1/companies/incident-io/incidents/01M3ZC0F8MHYZFB7ZCGB9NQHEY · Generated 2026-10-19T23:38:02.252Z