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[edumed.git] / wtem / views.py

diff --git a/wtem/views.py b/wtem/views.py
index ccfca12..0696174 100644 (file)
--- a/wtem/views.py
+++ b/wtem/views.py
@@ -49,13 +49,16 @@ def form_during(request, key):
         else:
             return render(request, 'wtem/key_not_found.html')
     exercises_with_answers = deepcopy(exercises)
-    answers = json.loads(submission.answers)
+    if submission.answers:
+        answers = json.loads(submission.answers)
+    else:
+        answers = {}
     for exercise in exercises_with_answers:
-        exercise['saved_answer'] = answers[str(exercise['id'])]
+        exercise['saved_answer'] = answers.get(str(exercise['id']), '')
         if exercise['type'] == 'open' and exercise.get('fields'):
             field_answers = {field['id']: field['text'] for field in exercise['saved_answer']}
             for field in exercise['fields']:
-                field['saved_answer'] = field_answers[field['id']]
+                field['saved_answer'] = field_answers.get(field['id'], '')
     if request.method == 'GET':
         return render(request, 'wtem/main.html', {'exercises': exercises_with_answers, 'end_time': submission.end_time})
     elif request.method == 'POST':