LaunchDarkly incident
Experiment Data Missing for Some Experiment Iterations
Resolved after 1 day 22 hours, affecting Past experiment iterations, on March 18, 2026.
Our team completed the data restoration for previously affected experiment iterations. Complete data is now available for all experiment iterations in the UI.
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.
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