[iOS] Student/Teacher | Images broken for cross shard users

Issue Documented: 2025-08-27
Canvas

This behavior has been resolved and deployed to the production environment in version 8.1.

Description

For students/teachers enrolled cross-shard in courses, images will show a broken icon when they are not logged in to the instance the course is hosted in.

Expected Behavior

Users with cross-shard enrollments should see images in courses.

Workaround

No workaround exists at this time.

Steps to Reproduce

Prerequisites: Published course, and 2 instances where you can enroll a user cross-shard

  1. Create a user in instance A, and a course in instance B.

  2. In your course, add some images to an assignment or page.

  3. Enroll your user from instance A in to your instance B course.

  4. With the app, login with your user to instance A, go to the course, and navigate to where the images are.

Additional Info

MBL-19168

Known issues indicate notable behaviors that have been escalated to the Canvas engineering team. Known issues are not a guarantee for an immediate resolution. This document is for informational purposes only and does not replace the Support process. If you are encountering the behavior outlined in this document, please ensure you have submitted a Support case (per your institution's escalation process) so Canvas Support can adequately gauge the overall customer impact and prioritize appropriately.

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