Outage in Smartsheet
Investigating blank page or error on Smartsheet Login
Resolved MajorIncident Report
Summary AI Generated
Smartsheet experienced a 5.4-hour major incident where some customers encountered blank pages or "upstream request timeout" errors when attempting to log in at app.smartsheet.com. The Smartsheet Login component was affected, preventing intermittent access to the platform. Stability was restored and the incident was fully resolved following the investigation.
We are investigating an issue where some customers encounter an intermittent blank page or the error "upstream request timeout" attempting to access the Smartsheet Login page at app.smartsheet.com. Our team is fully engaged in addressing the situation. We will provide frequent updates until we reach a monitoring status.
Components affected
Smartsheet LoginTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
6 days ago - at 09/22/2026 03:43AM
Smartsheet Login functionality has been fully restored and is operating normally. The incident is now resolved.
MONITORING
6 days ago - at 09/21/2026 10:40PM
We are observing stability being restored for Smartsheet Login. We are continuing to monitor it closely to confirm full service stability. We will provide frequent updates until we reach a resolved status.
INVESTIGATING
6 days ago - at 09/21/2026 10:21PM
We are investigating an issue where some customers encounter an intermittent blank page or the error "upstream request timeout" attempting to access the Smartsheet Login page at app.smartsheet.com. Our team is fully engaged in addressing the situation. We will provide frequent updates until we reach a monitoring status.
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