# Mux: Increased re-buffering and errors for some assets and live streams

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-04-22 18:10 UTC · Resolved: 2026-04-22 19:46 UTC · Duration: 1.6 h
- Updates: 3 · Affected components: Mux Video - VOD, Mux Video - Live
- [Vendor status page: https://stspg.io/mz9pzx1hv4gj](https://stspg.io/mz9pzx1hv4gj)
- [Company: Mux](https://rewindex.com/company/mux.md)

## Summary

Mux reported a major degradation affecting Mux Video - Live and Mux Video - VOD: some streams and on-demand assets had increased startup times, re-buffering, and playback errors from 429 errors. It started at 2026-04-22 18:10 UTC and was resolved at 2026-04-22 19:46 UTC, lasting 1 h 36 min; Mux reported implementing a fix. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-04-22 18:10 UTC: We are investigating increased startup times, re-buffering, and playback errors from 429 errors on some live streams and on-demand assets.
- **monitoring** 2026-04-22 18:52 UTC: A fix has been implemented and we are monitoring the results.
- **resolved** 2026-04-22 19:46 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-04-22 18:10 UTC: [Major incident: Increased re-buffering and errors for some assets and live streams](https://rewindex.com/change/if2123ea3c24e9c.md)


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Canonical: https://rewindex.com/company/mux/incidents/n5hmy21b43pg · Markdown: https://rewindex.com/company/mux/incidents/n5hmy21b43pg.md · JSON: https://rewindex.com/api/v1/companies/mux/incidents/n5hmy21b43pg · Generated 2026-10-18T09:44:03.882Z