It looks like the answer object has an issue:  the name of the answer is "answer_text" not "text".

Using the "id" of the quiz submission object did the trick.  In looking at the JSON returned from quiz submissions - {"quiz_id":216962,"id":1144880,"submission_id":8605758,...- I was using the "submis...

Just a wild guess, but the id of the answer has a decimal point. This seems inappropriate.

Not sure if this helps or not, as I'm very new to Canvas, and am not familiar with practice quiz.That said,if the practice quiz requires that you start a quiz submission with the endpoint POST /api/v1...

Thanks for the quick response...To answer your questions -The test student has not taken the quiz.  However, my app is set up to 'start' a quiz automatically, if one is not already started.I've tried ...

Just a wild guess, but the id of the answer has a decimal point. This seems inappropriate.

It looks like the answer object has an issue:  the name of the answer is "answer_text" not "text".

Not sure if this helps or not, as I'm very new to Canvas, and am not familiar with practice quiz.That said,if the practice quiz requires that you start a quiz submission with the endpoint POST /api/v1...

Using the "id" of the quiz submission object did the trick.  In looking at the JSON returned from quiz submissions - {"quiz_id":216962,"id":1144880,"submission_id":8605758,...- I was using the "submis...

Thanks for the quick response...To answer your questions -The test student has not taken the quiz.  However, my app is set up to 'start' a quiz automatically, if one is not already started.I've tried ...