OpenSesame incident

User upload processing issue

Major Resolved View vendor source →

OpenSesame experienced a major incident on July 28, 2025 affecting OpenSesame CourseCloud, lasting 2d 23h. The incident has been resolved; the full update timeline is below.

Started
Jul 28, 2025, 05:25 PM UTC
Resolved
Jul 31, 2025, 05:06 PM UTC
Duration
2d 23h
Detected by Pingoru
Jul 28, 2025, 05:25 PM UTC

Affected components

OpenSesame CourseCloud

Update timeline

  1. investigating Jul 28, 2025, 05:25 PM UTC

    We are currently investigating the issue.

  2. investigating Jul 28, 2025, 05:59 PM UTC

    We have identified that the issue is isolated to the bulk user upload functionality. Our team is actively investigating the root cause and working to resolve it as quickly as possible.

  3. investigating Jul 28, 2025, 06:26 PM UTC

    We are continuing to investigate this issue.

  4. resolved Jul 31, 2025, 05:06 PM UTC

    This incident has been resolved.