OpenSesame Outage History

OpenSesame is up right now

OpenSesame had 48 outages in the last 2 years totaling 93h 11m of downtime — averaging 2 incidents per month.

There were 48 OpenSesame outages since October 23, 2024 totaling 93h 11m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: http://status.opensesame.com

Major July 21, 2026

Background tasks not working

Detected by Pingoru
Jul 21, 2026, 07:55 PM UTC
Resolved
Jul 22, 2026, 11:10 AM UTC
Duration
15h 15m
Affected: OpenSesame CourseCloud
Timeline · 4 updates
  1. investigating Jul 22, 2026, 10:50 AM UTC

    We have identified the issue and working on the fix

  2. identified Jul 22, 2026, 10:56 AM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Jul 22, 2026, 10:59 AM UTC

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

  4. resolved Jul 22, 2026, 11:10 AM UTC

    This incident has been resolved.

Read the full incident report →

Major July 21, 2026

Marketplace and Course Launch are undergoing routine maintenance

Detected by Pingoru
Jul 21, 2026, 04:50 AM UTC
Resolved
Jul 21, 2026, 04:53 AM UTC
Duration
3m
Affected: OpenSesame CatalogOpenSesame APIOpenSesame Course Delivery PlatformOpenSesame Embedded CatalogOpenSesame CourseCloudOro
Timeline · 2 updates
  1. monitoring Jul 21, 2026, 04:50 AM UTC

    The Marketplace website and course launch are currently inaccessible for routine maintenance. We appreciate your patience during this time. Please reach out to our support team with any questions or concerns.

  2. resolved Jul 21, 2026, 04:53 AM UTC

    The Marketplace website and course launch are now online and operational

Read the full incident report →

Minor July 17, 2026

List sharing temporarily limited

Detected by Pingoru
Jul 17, 2026, 02:16 AM UTC
Resolved
Jul 17, 2026, 11:42 PM UTC
Duration
21h 25m
Affected: OpenSesame CatalogOpenSesame Embedded Catalog
Timeline · 3 updates
  1. identified Jul 17, 2026, 02:16 AM UTC

    We have temporarily limited the ability to invite collaborators to shared lists.

  2. identified Jul 17, 2026, 09:46 PM UTC

    The ability to invite collaborators to shared lists remains limited. We are working to restore functionality soon.

  3. resolved Jul 17, 2026, 11:42 PM UTC

    The ability to invite collaborators to shared lists has been restored

Read the full incident report →

Critical July 6, 2026

Course Launch is failing or may be degraded

Detected by Pingoru
Jul 06, 2026, 08:22 PM UTC
Resolved
Jul 06, 2026, 10:06 PM UTC
Duration
1h 44m
Affected: OpenSesame Course Delivery PlatformOro
Timeline · 3 updates
  1. investigating Jul 06, 2026, 08:22 PM UTC

    We are investigating an issue that is causing courses launch to fail or be very slow. Affected users may encounter a long wait or an error message when launching a course. Our engineering team is actively working to resolve this issue. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

  2. monitoring Jul 06, 2026, 08:59 PM UTC

    The issue causing degraded course launch performance has been resolved and our engineering team is monitoring the situation. We appreciate your patience during this time. Please reach out to our support team with any questions or concerns.

  3. resolved Jul 06, 2026, 10:06 PM UTC

    The issue causing course launches to be degraded or fail has been resolved. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

Read the full incident report →

Minor June 29, 2026

"Generate Outline" is failing to create a course

Detected by Pingoru
Jun 29, 2026, 02:06 PM UTC
Resolved
Jun 29, 2026, 09:21 PM UTC
Duration
7h 14m
Affected: Simon Authoring Suite
Timeline · 5 updates
  1. identified Jun 29, 2026, 02:06 PM UTC

    There is an issue with our Adobe license that is being addressed. Once that issue has been resolved, course outline generation should be restored.

  2. identified Jun 29, 2026, 02:07 PM UTC

    We are continuing to work on a fix for this issue.

  3. identified Jun 29, 2026, 02:10 PM UTC

    There is an issue with our Adobe license that is being addressed. Once that issue has been resolved, course outline generation should be restored.

  4. identified Jun 29, 2026, 02:21 PM UTC

    There is an issue with our our service provider that is being addressed. Once that issue has been resolved, course outline generation should be restored.

  5. resolved Jun 29, 2026, 09:21 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor June 17, 2026

Intermittent media playback errors in courses

Detected by Pingoru
Jun 17, 2026, 03:18 AM UTC
Resolved
Jun 17, 2026, 03:22 PM UTC
Duration
12h 3m
Affected: Simon Learner Experience
Timeline · 3 updates
  1. investigating Jun 17, 2026, 03:18 AM UTC

    We are currently investigating this issue.

  2. monitoring Jun 17, 2026, 03:32 AM UTC

    Issue is no longer occurring, will continue to monitor.

  3. resolved Jun 17, 2026, 03:22 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor June 4, 2026

Feedback panel not loading in courses

Detected by Pingoru
Jun 04, 2026, 06:30 PM UTC
Resolved
Jun 04, 2026, 08:00 PM UTC
Duration
1h 30m
Affected: OpenSesame Course Delivery Platform
Timeline · 4 updates
  1. investigating Jun 04, 2026, 07:08 PM UTC

    We are currently investigating an issue with learners being unable to provide feedback on courses.

  2. identified Jun 04, 2026, 07:08 PM UTC

    The issue has been identified and a fix is being worked on.

  3. monitoring Jun 04, 2026, 07:24 PM UTC

    A fix has been released and we are monitoring.

  4. resolved Jun 04, 2026, 09:34 PM UTC

    This incident has been resolved

Read the full incident report →

Minor May 28, 2026

Internal employee self-service user and account creation is currently unavailable.

Detected by Pingoru
May 28, 2026, 07:38 PM UTC
Resolved
May 28, 2026, 08:21 PM UTC
Duration
42m
Affected: Simon Authoring Suite
Timeline · 3 updates
  1. investigating May 28, 2026, 07:38 PM UTC

    There is no known workaround at this time, and our team is actively investigating the issue.

  2. identified May 28, 2026, 07:51 PM UTC

    The issue has been identified and a fix is being implemented.

  3. resolved May 28, 2026, 08:21 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 18, 2026

AI Slide Script for Voiceovers and Quiz Generation Fails to Complete

Detected by Pingoru
May 18, 2026, 08:35 PM UTC
Resolved
May 18, 2026, 09:47 PM UTC
Duration
1h 11m
Affected: Simon Authoring Suite
Timeline · 3 updates
  1. investigating May 18, 2026, 08:35 PM UTC

    Creating a slide voiceover using the AI "Generate Script" functionality never finishes creating the voiceover.

  2. investigating May 18, 2026, 09:31 PM UTC

    We are continuing to investigate this issue.

  3. resolved May 18, 2026, 09:47 PM UTC

    This incident has been resolved

Read the full incident report →

Major May 11, 2026

Simon Authoring - Course Translation Service Partial Outage

Detected by Pingoru
May 11, 2026, 03:52 PM UTC
Resolved
May 11, 2026, 04:35 PM UTC
Duration
42m
Affected: Simon Authoring Suite
Timeline · 3 updates
  1. investigating May 11, 2026, 03:52 PM UTC

    We are currently investigating the issue with the Simon Course Translation service unable to process some text translations for courses, and some caption translations for assets.

  2. identified May 11, 2026, 04:18 PM UTC

    The issue has been identified and we are working on resolving

  3. resolved May 11, 2026, 04:35 PM UTC

    The issue has been resolved.

Read the full incident report →

Major April 29, 2026

Oro CourseCloud Unable to Launch Courses

Detected by Pingoru
Apr 29, 2026, 12:55 PM UTC
Resolved
Apr 29, 2026, 02:10 PM UTC
Duration
1h 14m
Affected: OpenSesame CourseCloud
Timeline · 5 updates
  1. investigating Apr 29, 2026, 01:57 PM UTC

    We are currently investigating this issue.

  2. identified Apr 29, 2026, 02:03 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Apr 29, 2026, 02:08 PM UTC

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

  4. monitoring Apr 29, 2026, 02:09 PM UTC

    We are continuing to monitor for any further issues.

  5. resolved Apr 29, 2026, 02:10 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 27, 2026

Some xAPI completion statements are not being sent

Detected by Pingoru
Apr 27, 2026, 10:30 PM UTC
Resolved
Apr 28, 2026, 02:23 AM UTC
Duration
3h 53m
Affected: OpenSesame Course Delivery Platform
Timeline · 3 updates
  1. investigating Apr 27, 2026, 10:30 PM UTC

    We are investigating an issue with some xAPI completion statements not being sent for our direct integrations. Affected learners may experience their courses not completing in the LMS. Our engineering team is actively working to resolve this issue. All course completion statements will be sent to the LMS as soon as we have resolved the issue. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

  2. monitoring Apr 27, 2026, 11:29 PM UTC

    We have implemented a fix for this issue. The completion status in the LMS is now being updated as usual when learners complete courses. We are working to send completions that were missed earlier in the day and will update the status of the incident when that process has been completed. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

  3. resolved Apr 28, 2026, 02:23 AM UTC

    We have resolved this issue and all completion statements have been sent to Learning Management Systems. We appreciate your patience as we worked through the issue. Please reach out to our support team with any questions or concerns.

Read the full incident report →

Major March 10, 2026

Course Launch Failures

Detected by Pingoru
Mar 10, 2026, 10:52 AM UTC
Resolved
Mar 10, 2026, 11:53 AM UTC
Duration
1h 1m
Affected: OpenSesame Course Delivery PlatformOro
Timeline · 5 updates
  1. investigating Mar 10, 2026, 10:52 AM UTC

    We are investigating an issue preventing learners from launching e-learning courses through the OpenSesame course player. Affected users may encounter error messages or experience a blank screen when attempting to start a course. Our engineering team is actively working to resolve this issue.

  2. investigating Mar 10, 2026, 11:07 AM UTC

    We are continuing to investigate this issue.

  3. monitoring Mar 10, 2026, 11:27 AM UTC

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

  4. monitoring Mar 10, 2026, 11:31 AM UTC

    We are continuing to monitor for any further issues.

  5. resolved Mar 10, 2026, 11:53 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical February 13, 2026

Oro CourseCloud Down

Detected by Pingoru
Feb 13, 2026, 01:33 AM UTC
Resolved
Feb 13, 2026, 01:55 AM UTC
Duration
21m
Affected: OpenSesame CourseCloud
Timeline · 4 updates
  1. investigating Feb 13, 2026, 01:33 AM UTC

    We are currently investigating this issue.

  2. monitoring Feb 13, 2026, 01:46 AM UTC

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

  3. monitoring Feb 13, 2026, 01:46 AM UTC

    We are continuing to monitor for any further issues.

  4. resolved Feb 13, 2026, 01:55 AM UTC

    This incident has been resolved.

Read the full incident report →

Major January 19, 2026

TED courses are not launching

Detected by Pingoru
Jan 19, 2026, 03:45 PM UTC
Resolved
Jan 20, 2026, 05:38 AM UTC
Duration
13h 52m
Affected: Simon Learner ExperienceOpenSesame Course Delivery Platform
Timeline · 3 updates
  1. investigating Jan 19, 2026, 03:45 PM UTC

    We are investigating an issue preventing learners from launching TED courses. Affected users may encounter an error message stating that the video is not loading when launching a Simon TED course. Our engineering team is actively working to resolve this issue. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

  2. investigating Jan 19, 2026, 07:07 PM UTC

    We continue to investigate the issue with TED courses not launching. We apologize for any inconvenience. Please reach out to our support team with any questions or concerns.

  3. resolved Jan 20, 2026, 05:38 AM UTC

    TED has informed us that the source of the issue has been identified and fixed. We are able to confirm that videos are now loading properly in TED courses.

Read the full incident report →

Major January 1, 2026

TED Course videos are not loading

Detected by Pingoru
Jan 01, 2026, 05:52 PM UTC
Resolved
Jan 01, 2026, 07:37 PM UTC
Duration
1h 44m
Affected: Simon Learner Experience
Timeline · 3 updates
  1. identified Jan 01, 2026, 05:52 PM UTC

    The issue has been identified as an problem with the source videos, hosted by TED. We have reached out to our TED representatives, and will be monitoring the situation. We will update the status of the issue as we hear back from TED.

  2. monitoring Jan 01, 2026, 06:57 PM UTC

    TED has reporting the issue as being resolved. Testing on our end shows that videos are now playing in courses. We will continue monitoring for the next 30 minutes.

  3. resolved Jan 01, 2026, 07:37 PM UTC

    This incident has been resolved.

Read the full incident report →

Critical December 4, 2025

Marketplace Search is down

Detected by Pingoru
Dec 04, 2025, 06:39 PM UTC
Resolved
Dec 04, 2025, 05:00 AM UTC
Duration
Timeline · 1 update
  1. resolved Dec 04, 2025, 06:39 PM UTC

    The OpenSesame marketplace search was down from 9:08pm to 10:34pm PST. This affected users ability to load courses in the marketplace and via the api. Engineers started immediate investigation into the cause, and resolved the issue.

Read the full incident report →

Minor October 30, 2025

Marketplace Search is not working for some users

Detected by Pingoru
Oct 30, 2025, 03:49 PM UTC
Resolved
Oct 30, 2025, 04:38 PM UTC
Duration
49m
Affected: OpenSesame Catalog
Timeline · 2 updates
  1. investigating Oct 30, 2025, 03:49 PM UTC

    The Marketplace Search functionality is throwing errors and not loading for some users. All other Marketplace functionality is operational.

  2. resolved Oct 30, 2025, 04:38 PM UTC

    We believe the issue is occurring internally only and is not affecting customers. We will continue to monitor the application. Please reach out to our support team with any questions or concerns.

Read the full incident report →

Major October 27, 2025

Bulk Course Completion Upload is down

Detected by Pingoru
Oct 27, 2025, 06:59 PM UTC
Resolved
Oct 27, 2025, 09:12 PM UTC
Duration
2h 13m
Affected: OpenSesame CourseCloud
Timeline · 3 updates
  1. investigating Oct 27, 2025, 06:59 PM UTC

    We are currently investigating this issue.

  2. investigating Oct 27, 2025, 06:59 PM UTC

    We are continuing to investigate this issue.

  3. resolved Oct 27, 2025, 09:12 PM UTC

    This incident has been resolved.

Read the full incident report →

Major October 22, 2025

Degraded Authoring Experience for Course Generation

Detected by Pingoru
Oct 22, 2025, 08:49 PM UTC
Resolved
Oct 22, 2025, 09:53 PM UTC
Duration
1h 4m
Affected: Simon Authoring Suite
Timeline · 3 updates
  1. investigating Oct 22, 2025, 08:49 PM UTC

    When generating a course the process may fail and redirect to a blank page.

  2. identified Oct 22, 2025, 09:41 PM UTC

    The issue has been identified and fix is being implemented

  3. resolved Oct 22, 2025, 09:53 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor October 21, 2025

Degraded Learner Experience for Course Completion

Detected by Pingoru
Oct 21, 2025, 09:06 PM UTC
Resolved
Oct 21, 2025, 10:53 PM UTC
Duration
1h 46m
Affected: Simon Learner Experience
Timeline · 3 updates
  1. investigating Oct 21, 2025, 09:06 PM UTC

    Newly published courses with graded quizzes may ignore quiz's required percentage to pass when calculating completion. This may generate false completions of courses.

  2. identified Oct 21, 2025, 10:08 PM UTC

    We have identified the area that may generate false completions of courses and a fix is being implemented

  3. resolved Oct 21, 2025, 10:53 PM UTC

    This incident has been resolved

Read the full incident report →

Critical October 15, 2025

Marketplace website is down

Detected by Pingoru
Oct 15, 2025, 10:07 PM UTC
Resolved
Oct 15, 2025, 10:30 PM UTC
Duration
23m
Affected: OpenSesame Catalog
Timeline · 2 updates
  1. investigating Oct 15, 2025, 10:07 PM UTC

    The Marketplace website is currently returning a 403 forbidden error. We are working to resolve this issue as quickly as possible. Please reach out to our support team with any questions or concerns.

  2. resolved Oct 15, 2025, 10:30 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor October 6, 2025

Simon Course Authoring – AI Generation Jobs (Course, Quiz, Voiceover) Failing to Report Completion Status

Detected by Pingoru
Oct 06, 2025, 09:57 PM UTC
Resolved
Oct 06, 2025, 10:05 PM UTC
Duration
7m
Affected: Simon Authoring Suite
Timeline · 4 updates
  1. investigating Oct 06, 2025, 09:57 PM UTC

    We are currently investigating an issue where AI-generated Courses, Quizzes, and Voiceovers are failing to report completion status.

  2. identified Oct 06, 2025, 09:59 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Oct 06, 2025, 10:00 PM UTC

    A fix has been implemented and we are monitoring.

  4. resolved Oct 06, 2025, 10:05 PM UTC

    This incident has been resolved.

Read the full incident report →

Major September 26, 2025

Simon TED courses are unable to load videos

Detected by Pingoru
Sep 26, 2025, 07:21 PM UTC
Resolved
Sep 26, 2025, 07:33 PM UTC
Duration
12m
Affected: Simon Learner Experience
Timeline · 3 updates
  1. investigating Sep 26, 2025, 07:21 PM UTC

    We are currently investigating this issue.

  2. monitoring Sep 26, 2025, 07:26 PM UTC

    The video loading issue seems to be resolved, we are validating they are loading consistently

  3. resolved Sep 26, 2025, 07:33 PM UTC

    Simon Ted videos are loading and the incident is resolved.

Read the full incident report →