Outage in Sigma Computing
Widespread failures are preventing Sigma from loading for GCP-hosted organizations.
Resolved MajorIncident Report
Summary AI Generated
Sigma Computing experienced a major outage lasting approximately 1.4 hours (2:46 PM – 5:29 PM UTC on September 1, 2026), during which GCP-hosted users were completely unable to load Sigma, open workbooks, or render reports. The root cause was traced to a GCP networking failure outside of Sigma's control. Services were fully restored by 5:29 PM UTC, confirmed by multiple customers, with a formal root cause analysis and postmortem to follow.
We have received reports of errors causing users to be unable to utilize all portions of the Sigma application.
We are investigating the issue at the highest priority.
Our preliminary investigations indicate the following:
Impacted Cloud Regions & Services: organization hosted on GCP
User Experience: Unable to load Sigma
Incident Start Time: Approximately 2:46 PM UTC
We will provide updates on this page in the next 1 hour.
Components affected
Sigma Computing Sigma - GCP (US)Trusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
16 days ago - at 09/01/2026 04:55PM
This incident has been resolved. Our engineers are seeing services have returned to normal. Multiple customers have confirmed that they can load Sigma successfully. We apologize for the inconvenience and will continue monitoring the service closely. We will perform a root cause analysis (RCA) and publish our findings in a postmortem note to the Sigma Community site in coming days.
Impacted Cloud Regions & Services: Sigma users hosted on GCP
User Experience: GCP-hosted users will be able to load Sigma, open workbooks, or render reports without any issues.
Incident Start Time: Approximately 02:46 PM UTC Sep 1, 2026
Incident End Time: Approximately 05:29 PM UTC Sep1, 2026
MONITORING
16 days ago - at 09/01/2026 04:23PM
Our engineers are seeing signs of recovery from an outage associated with GCP and related networking failures. We are monitoring the service closely and awaiting confirmation from Google Cloud that the incident is fully resolved before declaring this issue resolved. We will provide another update when we have further information.
Impacted Cloud Regions & Services: Sigma users hosted on GCP
User Experience: We expect GCP-hosted users starting to be able to load Sigma, open workbooks, or render reports fine
Incident Start Time: Approximately 02:46 UTC Sep 1, 2026
INVESTIGATING
16 days ago - at 09/01/2026 03:34PM
We have received reports of errors causing users to be unable to utilize all portions of the Sigma application.
We are investigating the issue at the highest priority.
Our preliminary investigations indicate the following:
Impacted Cloud Regions & Services: organization hosted on GCP
User Experience: Unable to load Sigma
Incident Start Time: Approximately 2:46 PM UTC
We will provide updates on this page in the next 1 hour.
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