# LaunchDarkly: Investigating Issues with LaunchDarkly Application and Authentication

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-02-26 15:43 UTC · Resolved: 2026-02-26 17:06 UTC · Duration: 1.4 h
- Updates: 5 · Affected components: Authentication, Global (core functionality) - Authentication, Global (core functionality) - Web app (app.launchdarkly.com), Web app (app.launchdarkly.com)
- [Vendor status page: https://stspg.io/zmd22yr1ym0g](https://stspg.io/zmd22yr1ym0g)
- [Company: LaunchDarkly](https://rewindex.com/company/launchdarkly.md)

## 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, sol)_
## Timeline of updates

- **investigating** 2026-02-26 15:43 UTC: Some customers are experiencing issues with accessing the web app and authentication. We are investigating and will provide updates as they become available.
- **identified** 2026-02-26 16:17 UTC: 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.
- **monitoring** 2026-02-26 16:42 UTC: 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.
- **monitoring** 2026-02-26 17:04 UTC: The issue with our application and authentication has been resolved. Performance has remained stable following mitigation.
- **resolved** 2026-02-26 17:06 UTC: The issue with our application and authentication has been resolved. Performance has remained stable following mitigation.

## Rewindex changes for this incident

- 2026-02-26 15:43 UTC: [Major incident: Investigating Issues with LaunchDarkly Application and Authentication](https://rewindex.com/change/ibbae1ba231a90d.md)


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Canonical: https://rewindex.com/company/launchdarkly/incidents/klxzgdpmrncp · Markdown: https://rewindex.com/company/launchdarkly/incidents/klxzgdpmrncp.md · JSON: https://rewindex.com/api/v1/companies/launchdarkly/incidents/klxzgdpmrncp · Generated 2026-10-18T09:42:57.716Z