Images embedded on a Stimulus pulled from an item bank display broken

[#1]

This behavior has been resolved and deployed to the production environment as of 1/28/25.

Description

When embedding an image in a stimulus created in an item bank, the images show as broken for students while taking the quiz.

• Images in other questions types pulled from item banks display for students

• Images in stimulus questions created directly in a quiz display for students

Expected Behavior

Images shouldn’t be broken if embedded in a stimulus pulled from an item bank.

Workaround

No workaround exists at this time.

Steps to Reproduce

Prerequisite: a course with at least one student enrolled

1. Create a new item bank on the course.

2. Create a new stimulus and under content, embed an image in the stimulus content

3. Create a new quiz and add the stimulus question from the previously created item bank, then attach a question to it.

4. Act as the student and try taking the quiz, notice that the embedded images show broken.

5. Create a second stimulus, but this time directly on the quiz then embed the same media file used on step 2.

6. Start a new attempt as the student and notice that this time, the image displays with no issues.

Additional Info

QUIZ-14975

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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.