Some Users May Encounter Sporadic Errors When Logging into Canvas.

Resolved

Degraded performance

Started 6 months agoApril 21, 2026Lasted 1 hour 43 minutesApril 21, 202611:42 PMApril 22, 20261:26 AMUTC

Affected

Canvas LMS (Previously GLOW)

Updates

Resolved
April 22, 2026 at 1:26 AMUTC
Resolved
April 22, 2026 at 1:26 AMUTC
This incident has been resolved. Users who are seeing these errors may see resolution by clearing cache and cookies.
Monitoring
April 22, 2026 at 1:22 AMUTC
Monitoring
April 22, 2026 at 1:22 AMUTC
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.
Update
April 22, 2026 at 1:05 AMUTC
Update
April 22, 2026 at 1:05 AMUTC
We are continuing to investigate this issue.
Update
April 22, 2026 at 1:04 AMUTC
Update
April 22, 2026 at 1:04 AMUTC
If you see these errors in a regular browser, clearing cache and cookies may resolve them.
Investigating
April 21, 2026 at 11:42 PMUTC
Investigating
April 21, 2026 at 11:42 PMUTC
We are currently investigating this issue, and have seen increased reports from users accessing via Respondus.

Williams College - Some Users May Encounter Sporadic Errors When Logging into Canvas. – Incident details