# Grain: Audio corruption on some recordings

- Impact (vendor’s label): critical
- Status: resolved
- Started: 2023-11-28 18:34 UTC · Resolved: 2023-12-19 18:20 UTC · Duration: 21 d
- Updates: 3 · Affected components: Grain Recorder
- [Vendor status page: https://stspg.io/qsx9w403y5c9](https://stspg.io/qsx9w403y5c9)
- [Company: Grain](https://rewindex.com/company/grain.md)

## Summary

Grain Recorder experienced audio “popping” on some calls in a critical-impact incident starting 2023-11-28 18:34 UTC and lasting 20 days 23 h. A fix was deployed by 11-29 15:37 UTC, but affected recordings cannot be repaired. The incident was resolved at 2023-12-19 18:20 UTC, with no further instances reported since the fix. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2023-11-28 18:34 UTC: We have started receiving reports of audio "popping" on some recorder calls. The team is investigating the root cause and a resolutions.
- **monitoring** 2023-11-29 15:37 UTC: The underlying issue has been uncovered and a fix has been deployed. We are monitoring for further issues. Unfortunately the audio on impacted recordings cannot be repaired.
- **resolved** 2023-12-19 18:20 UTC: We have not seen any further instances of this issue since the fix.

## Rewindex changes for this incident

- 2023-11-28 18:34 UTC: [Critical incident: Audio corruption on some recordings](https://rewindex.com/change/i9f44f526fa8db8.md)


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Canonical: https://rewindex.com/company/grain/incidents/j5736sqnkc43 · Markdown: https://rewindex.com/company/grain/incidents/j5736sqnkc43.md · JSON: https://rewindex.com/api/v1/companies/grain/incidents/j5736sqnkc43 · Generated 2026-10-18T11:47:21.703Z