# Vercel: Increased deployment failures

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-01 19:59 UTC · Resolved: 2026-09-01 20:58 UTC · Duration: 59 min
- Updates: 6 · Affected components: Build & Deploy - Builds, Builds
- [Vendor status page: https://stspg.io/01mntryqfgdj](https://stspg.io/01mntryqfgdj)
- [Company: Vercel](https://rewindex.com/company/vercel.md)

## 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, sol)_
## Timeline of updates

- **investigating** 2026-09-01 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.
- **investigating** 2026-09-01 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.
- **identified** 2026-09-01 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.
- **monitoring** 2026-09-01 20:45 UTC: We are seeing recovery in Builds and are continuing to monitor.
- **monitoring** 2026-09-01 20:49 UTC: We are continuing to monitor for any further issues.
- **resolved** 2026-09-01 20:58 UTC: This incident has been resolved. Builds have recovered.

## Rewindex changes for this incident

- 2026-09-01 19:59 UTC: [Major incident: Increased deployment failures](https://rewindex.com/change/i94c01961fb2167.md)


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Canonical: https://rewindex.com/company/vercel/incidents/1z2qkcjgfx3y · Markdown: https://rewindex.com/company/vercel/incidents/1z2qkcjgfx3y.md · JSON: https://rewindex.com/api/v1/companies/vercel/incidents/1z2qkcjgfx3y · Generated 2026-10-18T09:41:10.935Z