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[edumed.git] / forum / views.py

diff --git a/forum/views.py b/forum/views.py
index 7eb412e..41b7eb8 100644 (file)
--- a/forum/views.py
+++ b/forum/views.py
@@ -1,6 +1,9 @@
+from django.core.exceptions import ObjectDoesNotExist
 import pybb.views
 import pybb.forms
 
+from catalogue.models import Lesson
+
 from .forms import PostForm
 from .models import Topic
 
@@ -48,5 +51,9 @@ class EditPostView(PostEditMixin, pybb.views.EditPostView):
 
     def get_form_kwargs(self):
         kwargs = super(EditPostView, self).get_form_kwargs()
-        kwargs['initial']['lesson'] = self.object.topic.edumed_topic.lesson
+        try:
+            lesson = self.object.topic.edumed_topic.lesson
+        except ObjectDoesNotExist:
+            lesson = None
+        kwargs['initial']['lesson'] = lesson
         return kwargs