LaunchDarkly incident
Experiment Data Missing for Some Experiment Iterations
LaunchDarkly experienced a minor incident on March 18, 2026 affecting Past experiment iterations, lasting 1d 22h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Mar 18, 2026, 02:07 AM UTC
We are aware of an issue affecting experiment reporting data for a subset of accounts. Affected users may see incomplete data for some experiment iterations in the UI.
- identified Mar 18, 2026, 02:08 AM UTC
The issue has been identified and a fix is being implemented.
- identified Mar 18, 2026, 04:17 AM UTC
We have implemented a mitigation that restores data availability for all current experiment iterations. Affected accounts should now see up-to-date reporting and exposure data in the UI. Our team continues to work on restoring data for previously affected experiment iterations. We will provide a further update once full historical data recovery is complete.
- identified Mar 18, 2026, 10:37 PM UTC
Our team continues to work on restoring data for previously affected experiment iterations. We will provide a further update once full historical data recovery is complete.
- identified Mar 19, 2026, 04:52 AM UTC
Our team continues to work on restoring data for previously affected experiment iterations. Complete data restoration expected by tomorrow.
- resolved Mar 20, 2026, 12:29 AM UTC
Our team completed the data restoration for previously affected experiment iterations. Complete data is now available for all experiment iterations in the UI.