Fail with ValidationError (rather than 500) if user does not exist
Fail with ValidationError (rather than 500) if user does not exist

jrief/django-shop,divio/django-shop,jrief/django-shop,khchine5/django-shop,khchine5/django-shop,divio/django-shop,awesto/django-shop,divio/django-shop,jrief/django-shop,nimbis/django-shop,awesto/django-shop,nimbis/django-shop,khchine5/django-shop,jrief/django-shop,nimbis/django-shop,awesto/django-shop,nimbis/django-shop,khchine5/django-shop