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LaunchDarkly: Investigating Issues with LaunchDarkly Application and Authentication

Impact: majorStatus: resolvedStarted Resolved (1.4 h)5 updatesSource: stspg.io (opens in new tab)
Summary

LaunchDarkly reported a major outage affecting some customers’ web app access and authentication from 2026-02-26 15:43 UTC to 2026-02-26 17:06 UTC (1 h 22 min). Some customers also saw low flag-evaluation error counts, but the Flag Delivery Network was generally functional. A fix was implemented, and performance remained stable following mitigation.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: AuthenticationGlobal (core functionality) - AuthenticationGlobal (core functionality) - Web app (app.launchdarkly.com)Web app (app.launchdarkly.com)

Timeline of updates

  1. investigating

    Some customers are experiencing issues with accessing the web app and authentication. We are investigating and will provide updates as they become available.

  2. identified

    Some customers are experiencing issues with accessing the web app and authentication. Some customers may see a low number of errors with flag evaluation, as well, but generally our Flag Delivery Network is functional. We have identified the issue and are continuing our work to resolve it.

  3. monitoring

    The issue with our application and authentication has been identified and a fix has been implemented. We are continuing to monitor the performance of impacted services. We will continue to update this page until it is resolved.

  4. monitoring

    The issue with our application and authentication has been resolved. Performance has remained stable following mitigation.

  5. resolved

    The issue with our application and authentication has been resolved. Performance has remained stable following mitigation.

Rewindex changes for this incident

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). LaunchDarkly profile · Recent LaunchDarkly incidents · Markdown · JSON