Instructure incident
Some Users May Encounter Sporadic Errors When Logging into Canvas.
Instructure experienced a minor incident on April 21, 2026 affecting Canvas LMS, lasting 1h 43m. The incident has been resolved; the full update timeline is below.
Affected components
Canvas LMS
Update timeline
- investigating Apr 21, 2026, 11:42 PM UTC
We are currently investigating this issue, and seeing increased reports from users accessing via Respondus.
- investigating Apr 22, 2026, 01:04 AM UTC
If you see these errors in a regular browser, clearing cache and cookies may resolve them.
- investigating Apr 22, 2026, 01:05 AM UTC
We are continuing to investigate this issue.
- monitoring Apr 22, 2026, 01:22 AM UTC
A fix has been implemented and we are monitoring the results. If users are still seeing these errors, clearing browser cache and cookies may resolve the behavior.
- resolved Apr 22, 2026, 01:26 AM UTC
This incident has been resolved. Users who are seeing these errors may see resolution by clearing cache and cookies.