Cloud Editor prevents to upload sketches on the boards

Incident Report for Arduino

Resolved

Users were unable to upload sketches on the boards after the sketch compile action.
The issue was generated by a wrong configuration in the Cloud Editor component after a deployment.
The incident last about 30 hours and it was resolved on September 18th, 21:10 CEST.
Posted Sep 17, 2026 - 14:30 UTC