Companies/LaunchDarkly/Incidents

LaunchDarkly: Flag delivery errors in Streaming API

Affected components: Flag Delivery Network (core functionality) - Server-side streaming APIServer-side streaming API

Timeline of updates

1. monitoring2026-08-26 19:45 UTC

   Server-side streaming requests experienced elevated error rates between approximately 12:00 p.m. and 12:12 p.m. PDT, and some SDKs establishing new streaming connections may have been unable to connect. Polling request error rates remained below 1% throughout the incident.

   No customer data was lost or compromised. We apologize for the disruption.

2. resolved2026-08-26 20:00 UTC

   This incident has been resolved. Between 12:00 and 12:12 PM PDT on August 26, server-side SDKs establishing new streaming connections experienced elevated error rates. Existing streaming connections were not affected, and polling requests continued to be served with error rates below 1%. Some requests to the LaunchDarkly web application also experienced elevated errors between approximately 11:29 AM and 12:03 PM PDT. The issue was caused by an internal configuration change, which has been reverted. All systems have recovered and are operating normally. No customer data was lost or compromised.

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).

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