ValueError: The given username must be set
Sentry Issue: CONCREXIT-1N
ValueError: The given username must be set
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File "registrations/signals.py", line 12, in post_payment_save
services.process_payment(instance)
File "registrations/services.py", line 414, in process_payment
member = _create_member_from_registration(registration)
File "registrations/services.py", line 286, in _create_member_from_registration
last_name=registration.last_name
File "django/contrib/auth/models.py", line 151, in create_user
return self._create_user(username, email, password, **extra_fields)
File "django/contrib/auth/models.py", line 140, in _create_user
raise ValueError('The given username must be set')