Practice room

The completion that disappears

A learner clicks Complete. The card turns green. After refresh, the lesson is incomplete again. Other lessons still load normally.

  1. 1

    Hypothesize

    Name two different explanations that fit this symptom.

  2. 2

    Discriminate

    What single observation would help distinguish a failed save from a failed reload query?

  3. 3

    Fix and verify

    If the server returned 401 but the UI showed success, what should change and how would you prove the repair?

Your explanation

Use your own words. Include the evidence you would look for and the assumptions you are making.

Use synthetic information only. Notes are saved when you choose Save practice.