Expo incident

NPM registry outage causing JS dependencies installations to fail

Major Resolved View vendor source →

Expo experienced a major incident on December 5, 2025 affecting EAS Build and EAS Workflows, lasting 43m. The incident has been resolved; the full update timeline is below.

Started
Dec 05, 2025, 09:08 AM UTC
Resolved
Dec 05, 2025, 09:52 AM UTC
Duration
43m
Detected by Pingoru
Dec 05, 2025, 09:08 AM UTC

Affected components

EAS BuildEAS Workflows

Update timeline

  1. identified Dec 05, 2025, 09:08 AM UTC

    We're seeing an increased error rate when installing JS dependencies caused by "500 Internal Server" being returned by NPM registry. See https://status.npmjs.org/incidents/bptmjs4rmx8q.

  2. resolved Dec 05, 2025, 09:52 AM UTC

    This incident has been resolved.