# Expo: expo start 400 error

> Expo status incident “expo start 400 error” on 2020-01-14: impact none (vendor’s label), 0 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/expo/incidents/827s5hv1st2z
Last updated: 2020-01-14T20:30:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2020-01-14 20:30 UTC · Resolved: 2020-01-14 20:30 UTC · Duration: 0 min
- Updates: 1
- [Vendor status page: https://status.expo.dev/incidents/827s5hv1st2z](https://status.expo.dev/incidents/827s5hv1st2z)
- [Company: Expo](https://rewindex.com/company/expo.md)

## Timeline of updates

- **resolved** 2020-01-14 20:30 UTC: A bad validation scheme was deployed resulting in the 400 errors when running expo start.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Status incident (vendor impact label: none) posted by Expo, started 2020-01-14 20:30 UTC, resolved after 0 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/expo/incidents/827s5hv1st2z
- Citation: Expo, “expo start 400 error” (2020-01-14 20:30 UTC). Archived by Rewindex: https://rewindex.com/company/expo/incidents/827s5hv1st2z (CC BY 4.0).
- Markdown link: `[Expo: expo start 400 error (2020-01-14)](https://rewindex.com/company/expo/incidents/827s5hv1st2z)`


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Canonical: https://rewindex.com/company/expo/incidents/827s5hv1st2z · Markdown: https://rewindex.com/company/expo/incidents/827s5hv1st2z.md · JSON: https://rewindex.com/api/v1/companies/expo/incidents/827s5hv1st2z · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T13:06:07.318Z