Sigma Computing incident
Outage affecting Sigma organizations hosted on Azure
Sigma Computing experienced a notice incident on September 21, 2025 affecting Sigma - Azure (US) and Sigma - Azure (Europe) and 1 more component, lasting 3h 41m. The incident has been resolved; the full update timeline is below.
Affected components
Sigma - Azure (US)Sigma - Azure (Europe)Sigma - Azure (UK)
Update timeline
- investigating Sep 21, 2025, 02:56 AM UTC
We are investigating an issue with Sigma organizations hosted on Azure that impacts login. We are treating this as our highest priority. Our apologies for any inconvenience caused. User Experience: Login page does not load
- monitoring Sep 21, 2025, 03:42 AM UTC
The issue is now mitigated. All Azure users should be able to log into Sigma without issue at this time.
- monitoring Sep 21, 2025, 03:43 AM UTC
We are continuing to monitor for any further issues.
- resolved Sep 21, 2025, 06:37 AM UTC
This incident has been resolved.