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Sigma Computing: High errors showing being displayed in workbooks
Affected components: AWS - Sigma - AWS (US)Sigma - AWS (US)
Timeline of updates
- investigating
We have received reports of errors loading workbook elements on their Sigma application.
We are investigating the issue at the highest priority.Our preliminary investigations indicate the following:
Impacted Cloud Regions & Services: AWS aws-us-west-2
User Experience: "An error has occurred" presented on workbooks.
Incident Start Time: Approximately 10:30 AM PSTWe will provide updates on this page when we have pertinent status updates.
- resolved
We identified a higher than usual spike in CPU usage during the timeframe below on our AWS instance. We scaled our infrastructure accordingly to accommodate this and the mitigation measures have proven effective, and our monitoring indicates that this issue is resolved.
We will perform a root cause analysis (RCA) and publish our findings in a postmortem note to the Sigma Community site in the coming days.
Impacted Cloud Regions & Services: AWS US-WEST-2
User Experience: We expect users to no longer experience workbook errors.
Incident Start Time: Approximately 17:30 UTC June 22, 2026
Incident End Time: Approximately 18:14 UTC June 22, 2026
Archive proof
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How the archive is checked, and what it cannot prove.
First version captured
In the 2026-10-17 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
f658e2a96bdda20a…
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).
Cite this
Status incident (vendor impact label: minor) posted by Sigma Computing, started 2026-06-22 18:11 UTC, resolved after 41 min, 2 update(s).
- Title
- High errors showing being displayed in workbooks
- Vendor
- Sigma Computing
- Date
- URL
- https://rewindex.com/company/sigma-computing/incidents/f8h23zwcrs78
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