Cannot edit blueprint locked discussion

Issue Documented: 2025-06-04
Canvas

This behavior has been resolved and deployed to the production environment as of 7/16/25.

Description

Cannot edit blueprint locked discussion

Expected Behavior

Should be able to edit blueprint locked discussion

Workaround

No workaround exists at this time.

Steps to Reproduce

  1. Create a checkpointed discussion in a blueprint course and lock the discussion. (Lock the content, points, due dates and availability dates in the blueprint discussion)
  2. Do a sync.
  3. Go to the blueprint associated course’s newly created discussion’s edit page.
  4. Don’t change anything and try to save it.
  5. Notice you get a “Error updating discussion topic” error.
  6. In the graphql response you can see: message: "cannot change column(s): delayed_post_at, lock_at, unlock_at - locked by Master Course"

Additional Info

EGG-396

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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