Increased 500 Errors on Pipeline and Workflow API Endpoints and UI

Summary

Increased 500 Errors on Pipeline and Workflow API Endpoints and UI

Between 13:29 UTC and 18:20 UTC on June 9, 2026, some customers experienced 500 errors when making requests to the pipeline values and workflow API endpoints, as well as errors in the UI. Jobs running were not impacted during this window. The issue has been resolved and all affected functionality has returned to normal. We thank you for your patience while our team worked on implementing a fix.

• Started

  Jun 9, 2026 · 5:45 PM

• Resolved

  Jun 9, 2026 · 6:43 PM

• Duration

  58m

• Severity

  Minor

• ◐

  Investigating

  Jun 9 · 5:45 PM CircleCI

  Some customers are experiencing 500 errors when making requests to the pipeline values and workflow API endpoints, as well as errors in the UI. Engineers are actively investigating.

• ◐

  Investigating

  Jun 9 · 6:20 PM CircleCI

  Our engineers are continuing to investigate the 500 errors customers are experiencing on the pipeline values and workflow API endpoints, as well as errors in the UI. Jobs currently running are not impacted.

• ◉

  Monitoring

  Jun 9 · 6:32 PM CircleCI

  A fix has been deployed for the 500 errors customers were experiencing on the pipeline values and workflow API endpoints and in the UI. Engineers are monitoring the change. Jobs running are not impacted

• ✓

  Resolved

  Jun 9 · 6:43 PM CircleCI

  Between 13:29 UTC and 18:20 UTC on June 9, 2026, some customers experienced 500 errors when making requests to the pipeline values and workflow API endpoints, as well as errors in the UI. Jobs running were not impacted during this window. The issue has been resolved and all affected functionality has returned to normal. We thank you for your patience while our team worked on implementing a fix.