# Grain: Elevated MS Teams errors

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2023-09-28 16:32 UTC · Resolved: 2023-09-29 23:04 UTC · Duration: 31 h
- Updates: 3 · Affected components: Grain Recorder
- [Vendor status page: https://stspg.io/l2ty7z5crzl1](https://stspg.io/l2ty7z5crzl1)
- [Company: Grain](https://rewindex.com/company/grain.md)

## Timeline of updates

- **investigating** 2023-09-28 16:32 UTC: We've observed an elevated rate of MS Teams bots receiving 503 errors from Microsoft when attempting to join a call. This leads to a failure in recording the call. The team is investigating impact and mitigations.
- **monitoring** 2023-09-28 16:45 UTC: The 503 errors have subsided and we are monitoring for further issues.
- **resolved** 2023-09-29 23:04 UTC: We have not observed any further issues with Teams since the incident.


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Canonical: https://rewindex.com/company/grain/incidents/c6bvxj0lvshl · Markdown: https://rewindex.com/company/grain/incidents/c6bvxj0lvshl.md · JSON: https://rewindex.com/api/v1/companies/grain/incidents/c6bvxj0lvshl · Generated 2026-10-18T11:29:20.121Z