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Submissions returning error in Docviewer

Submissions returning error in Docviewer

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This behavior has been resolved and deployed to the production environment as of 4/28/22.




  • Some submissions are returning an "Error while processing or retrieving the document"

  • The error in Docviewer shows "Error downloading file from URL document <document ID>. Removed from queue."


Expected Behavior


  • Admin would like to know the cause and they should be able to preview the submission in Speedgrader.


No workaround exists at this time.

Steps to Reproduce

Go to a submission with a file upload in Speedgrader 

Additional Info


Known issues indicate notable behaviors that has 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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