Outage in Udemy

UB Pro Users are unable to launch labs in Practice mode

Resolved Minor

March 05, 2026 - Started about 23 hours ago - Lasted about 5 hours
Official incident page

Incident Report

Summary AI Generated

Udemy's Labs feature experienced stability issues that prevented UB Pro users from launching labs in Practice mode, specifically affecting Jupyter Notebook Labs. The engineering team identified and addressed the root cause of the stability problems after investigation. The incident was fully resolved after 4.8 hours of downtime, with the system confirmed stable and operating normally.

The Labs feature on our UB site is currently experiencing stability issues - our engineering team is currently working to resolve it.

Latest Updates ( sorted recent to last )

RESOLVED about 18 hours ago - at 03/05/2026 04:14PM

Resolved: Stability Issues - Jupyter Notebook Labs
Status Update Message
Resolved - The stability issues affecting Jupyter Notebook Labs have been fully resolved. After a period of monitoring, we have confirmed that the system is stable and operating at normal parameters. We apologize for any disruption this may have caused.

MONITORING about 19 hours ago - at 03/05/2026 03:14PM

[Monitoring] Stability Issues: Jupyter Notebook Lab
Our investigation confirmed that stability issues were isolated to Jupyter Notebook Labs. The root cause has been addressed, and we are now in a monitoring phase while the system returns to normal operating parameters.

INVESTIGATING about 23 hours ago - at 03/05/2026 11:27AM

The Labs feature on our UB site is currently experiencing stability issues - our engineering team is currently working to resolve it.

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