Fix self.teacher was None
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@ -72,7 +72,7 @@ class ItemView(BaseTeacherView):
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def dispatch(self, request, *args, **kwargs):
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response = super().dispatch(request, *args, **kwargs)
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if self.teacher.has_confirmed_list:
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if self.teacher and self.teacher.has_confirmed_list:
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messages.error(request, "Vous avez déjà confirmé vos listes. Il n'est plus possible de les modifier.")
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return redirect('list_books', pk=self.teacher.pk)
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return response
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