Login Issue Affecting Managed Clusters on Version 1.348

What to do

• Check whether your product depends on Dynatrace. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 0m it lasted.

  Anything that failed between 2026-10-30 12:34 UTC and 2026-10-30 12:34 UTC may need a replay.

• Subscribe to Dynatrace's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=dynatrace works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Root cause

Identified - 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.

Updates from Dynatrace 1

1. resolvedOct 30, 2026, 12:34 PM UTC

   October 28, 2026 4:12PM UTC Investigating - 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. October 28, 2026 6:22PM UTC Investigating - 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. October 28, 2026 8:48PM UTC Identified - 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. October 29, 2026 6:14PM UTC Monitoring - 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. October 30, 2026 12:34PM UTC Resolved - Our teams have successfully implemented and validated a fix for the issue that prevented some Dynatrace Managed customers from logging in to their Managed clusters. Following a period of monitoring, we have confirmed that logins are operating as expected and the issue is now resolved. We sincerely apologize for the disruption and appreciate your patience while we worked to resolve this issue.

   provider

Corrections

None so far.

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