Increased 500 Errors on Pipeline and Workflow API Endpoints and UI
Jun 9, 17:45 UTCJun 9, 18:43 UTC
Duration
58m
Impact
Minor
Root cause
Not disclosed
CircleCI, 90 days
27 incidents
Affected
CircleCI APICircleCI UI
Final update
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.
Timeline
- Resolved · Jun 9, 18:43 UTC
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.
- Monitoring · Jun 9, 18:32 UTC
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
- Investigating · Jun 9, 18:20 UTC
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.
- Investigating · Jun 9, 17:45 UTC
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.
More from CircleCI
Full history| Started | Incident | Impact | Duration |
|---|---|---|---|
| Sep 2318:13 UTC | Delays in processing new signups and plan changes | none | 1h 53m |
| Sep 2116:22 UTC | Delays starting Linux Machine jobs | minor | 47m |
| Sep 1614:55 UTC | Customers may experience delays in UI updates | minor | 4h 35m |
| Sep 1514:42 UTC | Customers may experience delays in UI updates | minor | 2h 20m |
| Sep 1411:59 UTC | Increased wait times for macOS jobs | minor | 1h |
| Sep 1020:25 UTC | Issues loading pipelines for a small number of projects | minor | 1m |
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