Yellowdig incident

High Rate of LTI Launch Errors

Major Resolved View vendor source →

Yellowdig experienced a major incident on June 24, 2021 affecting Frontend and API, lasting 5h 32m. The incident has been resolved; the full update timeline is below.

Started
Jun 24, 2021, 09:07 PM UTC
Resolved
Jun 25, 2021, 02:40 AM UTC
Duration
5h 32m
Detected by Pingoru
Jun 24, 2021, 09:07 PM UTC

Affected components

FrontendAPI

Update timeline

  1. identified Jun 24, 2021, 09:36 PM UTC

    The Yellowdig web application is currently experiencing a high rate of LTI launch errors. The engineering team has identified a cause and is rolling back a recent release to resolve the problem.

  2. identified Jun 24, 2021, 10:31 PM UTC

    We successfully identified the underlying issue and rolled back our most recent release. Our system has stabilized, and launches should now succeed. We will be monitoring the situation, but if you experience any further issues, submit a support ticket at [email protected].

  3. monitoring Jun 24, 2021, 10:33 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Jun 25, 2021, 02:40 AM UTC

    After monitoring the issue for a while we are not seeing any additional concerns related to LTI launches and we are considering this incident resolved.