# Amplitude: Amplitude web application not loading

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-04-23 19:56 UTC · Resolved: 2026-04-23 20:32 UTC · Duration: 36 min
- Updates: 3 · Affected components: Data - Web Application, Web Application, Analytics - Web Application, Web Application, Audiences - Web Application, Web Application, MCP, Guides & Surveys, Experiment - Web Application, Web Application
- [Vendor status page: https://stspg.io/rk108nkj8x4s](https://stspg.io/rk108nkj8x4s)
- [Company: Amplitude](https://rewindex.com/company/amplitude.md)

## Summary

Amplitude reported a major US web application outage starting 2026-04-23 19:56 UTC, resolved at 2026-04-23 20:32 UTC (35 min). Customers could encounter page-loading errors; EU and data ingestion were unaffected, with no data lost. Amplitude attributed the issue to a misconfigured feature-flag configuration and reverted the change. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-04-23 19:56 UTC: Amplitude web application in US is not accessible. The issue started around 12:20 PST we're still investigating the root cause.  Amplitude in EU is working as expected.  a) Our ingestion systems were working as expected and we were not losing any data.  b) Impacted customers might experience errors when loading Amplitude web pages.
- **monitoring** 2026-04-23 20:02 UTC: We have identified the issue to be related to a misconfigured configuration in our feature flags. We have reverted the change as of 1PM PT and we should be back to normal now. We'll still monitor this for a bit before resolving the issue.
- **resolved** 2026-04-23 20:32 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-04-23 19:56 UTC: [Major incident: Amplitude web application not loading](https://rewindex.com/change/i24a9b318baa3a7.md)


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Canonical: https://rewindex.com/company/amplitude/incidents/80xxgtxyc2vj · Markdown: https://rewindex.com/company/amplitude/incidents/80xxgtxyc2vj.md · JSON: https://rewindex.com/api/v1/companies/amplitude/incidents/80xxgtxyc2vj · Generated 2026-10-18T09:55:29.528Z