Vercel: Increased deployment failures

Impact: majorStatus: resolvedStarted 2026-09-01 19:59 UTCResolved 2026-09-01 20:58 UTC (59 min)6 updatesSource: stspg.io

Summary

Vercel reported a major incident causing some deployments using IAD1 Function regions or Routing Middleware to fail. It started at 2026-09-01 19:59 UTC and lasted 59 min, resolving at 2026-09-01 20:58 UTC after a fix was deployed and Builds recovered.

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

Affected components: Build & Deploy - BuildsBuilds

Timeline of updates

investigating2026-09-01 19:59 UTC
We've identified an issue where some deployments that use IAD1 Function regions or Routing Middleware are failing. We are investigating and will provide more information as it becomes available.
investigating2026-09-01 20:27 UTC
We are actively working to fix an issue causing some deployments that use IAD1 Function regions or Routing Middleware to fail. We will provide additional updates as they become available.
identified2026-09-01 20:37 UTC
We have identified the issue and are working on a fix. We are seeing recovery as the fix is deployed. We will provide additional updates as they become available.
monitoring2026-09-01 20:45 UTC
We are seeing recovery in Builds and are continuing to monitor.
monitoring2026-09-01 20:49 UTC
We are continuing to monitor for any further issues.
resolved2026-09-01 20:58 UTC
This incident has been resolved. Builds have recovered.

Rewindex changes for this incident

Major incident: Increased deployment failures 2026-09-01 19:59 UTC

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