Login Issue Affecting Managed Clusters on Version 1.348

Update timeline

1. investigating Oct 28, 2026, 04:12 PM UTC

   We are aware of an issue preventing a limited number of Dynatrace Managed customers from logging in to their Managed clusters. This issue is isolated to clusters running version 1.348. Our teams are actively investigating. We will provide our next update within two hours, or sooner as meaningful progress is made. We sincerely apologize for the disruption and appreciate your patience.

2. investigating Oct 28, 2026, 06:22 PM UTC

   We are actively investigating the issue preventing some Dynatrace Managed customers from logging in to their Managed clusters. The impact is limited to customers who use OpenID Connect (OIDC)-based single sign-on (SSO) authentication on Dynatrace Managed version 1.348; customers using other authentication methods or Managed versions are not affected. We will provide an update within the next two hours, or sooner if meaningful progress is made.

3. identified Oct 28, 2026, 08:48 PM UTC

   Our teams have identified a potential root cause of the issue preventing some Dynatrace Managed customers from logging in to their Managed clusters and are actively working toward a fix. The impact remains limited to customers who use OpenID Connect (OIDC)-based single sign-on (SSO) authentication on Dynatrace Managed version 1.348; customers using other authentication methods or Managed versions are not affected. Impacted customers can contact their Dynatrace support team for a potential workaround Implementing and validating the fix will require additional time. We will provide an update within the next 24 hours, or sooner if meaningful progress is made. We sincerely apologize for the disruption and appreciate your continued patience.

4. monitoring Oct 29, 2026, 06:14 PM UTC

   Our teams have implemented a fix for the issue that prevented some Dynatrace Managed customers from logging in to their Managed clusters. We are now actively monitoring the fix to ensure stability. The impact was limited to customers who use OpenID Connect (OIDC)-based single sign-on (SSO) authentication on Dynatrace Managed version 1.348; customers using other authentication methods or Managed versions were not affected. If you believe you are still impacted, we encourage you to contact your Dynatrace Support team for assistance. We will provide an update within the next 24 hours, or sooner if meaningful progress is made.