I recommend :* DON'T,* because it is by default UserIdentifier, It is used to make UserLogins and you have to override a lot of builtIns to achieve what you are trying to do.
But if you still want to: `username` validator is defined in AbstractUser Class, and inheritence flow is like: AbstractUser -> User i believe only way to overide this validation is to create a Proxy Model Discussion here: https://groups.google.com/forum/#!topic/django-developers/rb7v9kVAK3I On Sunday, July 29, 2018 at 5:14:23 PM UTC+5:30, lalitaquasoft wrote: > > IntegrityError at /register/ > > UNIQUE constraint failed: superuser_user.username > > > > How to remove Unique username > > -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/9405b6fd-afb1-439e-83f5-e26cb749932f%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

