Sigma Computing experienced a minor incident on December 11, 2025 affecting Sigma - GCP (US) and Sigma - AWS (US), lasting 1h 55m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Dec 11, 2025, 04:21 PM UTC
We have received reports of errors causing PDF exports to fail. We are investigating the issue at the highest priority. Our preliminary investigations indicate the following: Impacted Cloud Regions & Services: AWS US and GCP US regions, PDF Exports User Experience: Timeout errors causing PDF export failures Incident Start Time: Approximately 13:00 UTC on 2025-12-11 We will provide updates on this page when we have pertinent status updates.
- investigating Dec 11, 2025, 05:29 PM UTC
We are continuing to investigate the issue at the highest priority. We will provide updates on this page when we have pertinent status updates.
- resolved Dec 11, 2025, 06:17 PM UTC
We have identified that PDF export failures were impacting a small percentage of our users. We applied mitigation steps and our monitoring indicates that this issue has been 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 and GCP US regions, PDF Exports User Experience: We expect impacted users' scheduled exports to succeed without the errors seen previously Incident Start Time: Approximately 13:00 UTC on 2025-12-11 Incident End Time: Approximately 17:50 UTC on 2025-12-11
- postmortem Dec 19, 2025, 12:56 PM UTC
Sigma Engineering has completed the postmortem of this incident. A Root Cause Analysis \(RCA\) is available on the Sigma Community site: [Post Mortem for Dec 11, 2025 incident - Degraded performance for Schedule PDF & PNG Exports, AWS US and GCP regions](https://community.sigmacomputing.com/t/post-mortem-for-dec-11-2025-incident-degraded-performance-for-schedule-pdf-png-exports-aws-us-and-gcp-regions/6401).