.

generic/views.py

@@ -1,4 +1,5 @@
 from collections import defaultdict, Counter
+from pathlib import Path
 import statistics
 import threading
 from dal import autocomplete
@@ -1479,6 +1480,8 @@ class ExamViews(View, LoginRequiredMixin):
         path = "{0}{1}/exam/{2}.json".format(settings.MEDIA_ROOT, self.app_name, pk)
         url = "{0}{1}/exam/{2}.json".format(settings.MEDIA_URL, self.app_name, pk)
 
+        Path(path).parent.mkdir(parents=True, exist_ok=True)
+
         if os.path.isfile(path) and not exam.recreate_json:
             # exam_json_cache["cached"] = True
             # Make sure we pass on an argument if we are forcing a reload