Outage in Canvas Instructure

Some users may be experiencing slowness or timeout errors when accessing Canvas. Currently it appears to be affecting users that cross-domain multiple canvas instances together.

Resolved Minor

April 21, 2026 - Started about 4 hours ago - Lasted 29 minutes
Official incident page

Incident Report

Summary AI Generated

Canvas Instructure experienced slowness and timeout errors for 29 minutes, primarily affecting users who access multiple Canvas instances across domains. Users encountered "whoops url unavailable" errors when trying to access the platform. The issue was identified and resolved with a fix that restored normal service.

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

Components affected

Canvas Instructure Canvas LMS

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Latest Updates ( sorted recent to last )

RESOLVED about 3 hours ago - at 04/21/2026 05:33PM

This incident has been resolved.

MONITORING about 3 hours ago - at 04/21/2026 05:26PM

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

IDENTIFIED about 4 hours ago - at 04/21/2026 05:12PM

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

IDENTIFIED about 4 hours ago - at 04/21/2026 05:11PM

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

source IsDown Service outage with URL errors Reports started 37 minutes before official outage was reported

Users report 'URL not found' and 'invalid URL' messages across multiple attempts to access service on computers, yet mobile access remains unaffected.

Latest Canvas Instructure outages

Some users may experience degraded performance when attempting to login to Canvas. - 6 days ago

Some users are seeing Canvas Under Heavy Load error when accessing Canvas. - 8 days ago

Some Users Experiencing Slowness and Page Errors in Canvas - 12 days ago

Page views are not generating in user UI or API - 12 days ago

Some users may be experiencing slowness or timeout errors when accessing Canvas - 12 days ago

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