# Sigma Computing: Users unable to enter edits to Workbooks

- Impact (vendor’s label): major
- Status: postmortem
- Started: 2023-10-06 20:27 UTC · Resolved: 2023-08-09 22:00 UTC · Duration: -83428 min
- Updates: 2
- [Vendor status page: https://stspg.io/yb8s46dljz6y](https://stspg.io/yb8s46dljz6y)
- [Company: Sigma Computing](https://rewindex.com/company/sigma-computing.md)

## Summary

Sigma Computing reported a major incident in which users who had recently edited a Workbook received errors when making further edits. The recorded start is 2023-10-06 20:27 UTC, but resolution is listed earlier, at 2023-08-09 22:00 UTC; duration is unknown. Engineering completed a postmortem and linked an RCA on Sigma Community. _(machine-written, sol)_
## Timeline of updates

- **resolved** 2023-08-09 22:00 UTC: Users who had recently made edits to a workbook received an error while attempting to make further edits to that Workbook.
- **postmortem** 2023-10-06 20:30 UTC: Sigma Engineering has completed the postmortem of this incident. A Root Cause Analysis \\(RCA\\) is available on the Sigma Community site: \[Postmortem for Aug 9th, 2023: Users unable to enter edits to workbooks\](https://community.sigmacomputing.com/t/postmortem-for-aug-9th-2023-users-unable-to-enter-edits-to-workbooks/2617)

## Rewindex changes for this incident

- 2023-10-06 20:27 UTC: [Major incident: Users unable to enter edits to Workbooks](https://rewindex.com/change/ib2e7e1109dae4b.md)


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Canonical: https://rewindex.com/company/sigma-computing/incidents/7qxfk1y23ccs · Markdown: https://rewindex.com/company/sigma-computing/incidents/7qxfk1y23ccs.md · JSON: https://rewindex.com/api/v1/companies/sigma-computing/incidents/7qxfk1y23ccs · Generated 2026-10-18T11:27:44.126Z