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fix error when creating new objects

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Laura Klünder 2017-06-25 11:40:22 +02:00
parent aadb81c237
commit 7a2854317e
1 changed files with 4 additions and 1 deletions
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5
src/c3nav/editor/models/changeset.py
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@ -381,7 +381,10 @@ class ChangeSet(models.Model):
model = type(obj)
field = model._meta.get_field('titles' if name.startswith('title_') else name)
with transaction.atomic():
current_obj = model.objects.only(field.name).get(pk=obj.pk)
if is_created_pk(obj.pk):
current_obj = model()
else:
current_obj = model.objects.only(field.name).get(pk=obj.pk)
try:
current_value = getattr(current_obj, field.attname)
except AttributeError: