diff --git a/rapids/views.py b/rapids/views.py
index 6781edca..f182e310 100755
--- a/rapids/views.py
+++ b/rapids/views.py
@@ -1019,7 +1019,7 @@ def exam_scores_cid_user(request, pk, sk):
         user_answer = q.cid_user_answers.filter(cid=cid).first()
 
 
-        if not user_answer:
+        if not user_answer or user_answer is None:
             # skip if no answer
             answers_marks.append(0)
             answers.append("")