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Sauce Labs

2026-April-07 Service Incident

Partial outage Lasted 1h 11m · started · Sauce Labs's page

Level
confirmed
Worst impact
Partial outage
Components
US-West, US-West, US-West, US-West, EU-Central, EU-Central, EU-Central, EU-Central
Regions
eu, eu-central-1, us, us-west-1
Down Index
44of 100

What to do

  • Check whether you use Sauce Labs US-West, US-West, US-West, US-West and 4 more in eu, eu-central-1, us, us-west-1. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 1h 11m it lasted.

    Anything that failed between 2026-04-07 15:02 UTC and 2026-04-07 16:13 UTC may need a replay.
  • Subscribe to Sauce Labs's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=saucelabs works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Sauce Labs 3

  1. investigating

    We are currently investigating reports of test failures affecting users running tests using SauceCtl in our US-West-1 and EU-Central-1 Data Center. We are investigating.

    provider

  2. resolved

    We have identified the root cause and have deployed a fix for this issue. All services are fully operational.

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  3. postmortem

    ### **Dates:** Monday April 7th 2026, ~11:00 – 15:55 UTC ### **What happened:** Some customers experienced 503 errors when running tests via saucectl. The test-composer service was intermittently unavailable, preventing framework-based test execution. ### **Why it happened:** A stale Docker image was deployed to the test-composer service due to a packaging issue that arose during an internal container registry migration. This caused service pods to crash. ### **How we fixed it:** We identified the stale image and redeployed the correct version, restoring the service. ### **What we are doing to prevent it from happening again:** We are hardening our image deployment pipeline and adding validation checks to ensure container registry migrations do not result in stale or incorrect images being deployed to production.

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Reports count in aggregate; nothing about you is shown.

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-3fdfe1d2e5

Is Sauce Labs still down?

No, this incident was resolved 2026-04-07 16:13 UTC. For Sauce Labs's live state, see https://down.guide/saucelabs.

How long did it last?

1h 11m, from 2026-04-07 15:02 UTC to 2026-04-07 16:13 UTC, by the times Sauce Labs posted.

What was affected?

Sauce Labs named US-West, US-West, US-West, US-West and 4 more in eu, eu-central-1, us, us-west-1.

What caused it?

Sauce Labs hasn't published a root cause. If it does, it shows here.

Where does this come from?

Sauce Labs's official status page, https://status.saucelabs.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.