Cherwell incident
IAZ PRD Errors - The Upstream connect error or disconnect, reset before headers reset reason overflow
Cherwell experienced a major incident on September 24, 2026 affecting Service Manager / Asset Manager (IAZ), lasting 4h 43m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 24, 2026, 01:03 PM UTC
IAZ PRD tenants are returning this error message when using the application. We are actively investigating this and will provide an update once we have more information.
- investigating Sep 24, 2026, 01:04 PM UTC
We have received reports that some users are experiencing connection issues when accessing the IAZ PRD landscape. We have also received confirmation that some customers who were initially unable to connect have subsequently been able to access the service after a short period of time. Our teams are currently investigating the issue and will provide further updates as more information becomes available.
- monitoring Sep 24, 2026, 01:37 PM UTC
Service has been restored, and affected customers are once again able to access the IAZ PRD environment. The issue appears to have self-resolved, and we are not currently observing any ongoing impact. Our teams are continuing to investigate the underlying cause and will provide additional updates as more information becomes available.
- resolved Sep 24, 2026, 05:46 PM UTC
This incident is now resolved. RCA information will be posted to https://hub.ivanti.com/s/article/IAZ-PRD-Landscape-Incident-Report once it is completed.