Udacity experienced a major incident on December 1, 2025 affecting Classroom (Classroom), lasting 7m. The incident has been resolved; the full update timeline is below.
Affected components
Classroom (Classroom)
Update timeline
- identified Dec 01, 2025, 09:01 AM UTC
We are investigating an issue that is affecting the Udacity classroom. We apologize for any inconvenience. We'll provide an update within the next 15 minutes.
- resolved Dec 01, 2025, 09:09 AM UTC
All our systems are back and operating as expected. Engineering Teams addressed the issues that were affecting Udacity production services. Please contact us in case of questions : https://www.udacity.com/contact