Tukukkk

I´m new in Django. I registered a superuser with "createsuperuser" and now I want to create a normal user with my custom registration form but this send me this error about unique constraint:

IntegrityError at /registro/registrar/

UNIQUE constraint failed: registroUsuario_customuser.username

Request Method: POST
Request URL: http://127.0.0.1:8000/registro/registrar/
Django Version: 2.0.9
Exception Type: IntegrityError
Exception Value:

UNIQUE constraint failed: registroUsuario_customuser.username

Exception Location: C:UsersririaDesktopperrosUnidad3myvenvlibsite-packagesdjangodbbackendssqlite3base.py in execute, line 303
Python Executable: C:UsersririaDesktopperrosUnidad3myvenvScriptspython.exe
Python Version: 3.7.0
Python Path:

['C:UsersririaDesktopperrosUnidad3',
'C:UsersririaDesktopperrosUnidad3myvenvScriptspython37.zip',
'C:UsersririaAppDataLocalProgramsPythonPython37DLLs',
'C:UsersririaAppDataLocalProgramsPythonPython37lib',
'C:UsersririaAppDataLocalProgramsPythonPython37',
'C:UsersririaDesktopperrosUnidad3myvenv',
'C:UsersririaDesktopperrosUnidad3myvenvlibsite-packages']

Server time: Lun, 19 Nov 2018 17:56:33 -0300

This is my code:

models.py

class CustomUserManager(UserManager):



    def create_user(self, run, email, fechaNac, nombre, apellido, telefono, regiones, comunas, tipo_vivienda, password=None):

        if not run:

            raise ValueError("Usuario debe ingresar su run")



        user = self.model(

            run = run,

            email = self.normalize_email(email),

            fechaNac = fechaNac,

            nombre = nombre,

            apellido = apellido,

            telefono = telefono,

            regiones = regiones,

            comunas = comunas,

            tipo_vivienda = tipo_vivienda,

        )



        user.set_password(password)

        user.save(using=self._db)

        return user



    def create_superuser(self, run, email, fechaNac, nombre, apellido, telefono, regiones, comunas, tipo_vivienda, password):



        user = self.create_user(

            run = run,

            password=password,

            email=email,

            fechaNac=fechaNac,

            nombre=nombre,

            apellido=apellido,

            telefono=telefono,

            regiones = regiones,

            comunas = comunas,

            tipo_vivienda = tipo_vivienda,

        )



        user.is_admin = True

        user.save(using=self._db)

        return user







class CustomUser(AbstractUser):

    run = models.CharField(max_length=9, unique=True, primary_key=True)

    email = models.EmailField(max_length=30, unique=True, verbose_name='Direccion de correo')  #obtener email con get_email_field_name()

    fechaNac = models.DateField(verbose_name="Fecha de Nacimiento")

    nombre = models.CharField(max_length=15, unique=False) #get_full_name()???

    apellido = models.CharField(max_length=15)

    telefono = models.CharField(max_length=9)

    regiones = models.CharField(max_length=40)

    comunas = models.CharField(max_length=40)

    tipo_viviendas = ((1,'Casa con patio grande'),(2,'Casa con patio pequeño'),(3,'Casa sin patio'),(4,'Departamento'))

    tipo_vivienda = models.IntegerField(choices=tipo_viviendas)

    is_active = models.BooleanField(default=True)

    is_admin = models.BooleanField(default=True)



    USERNAME_FIELD = 'run'

    REQUIRED_FIELDS = ['email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda']

    ACCOUNT_USER_MODEL_USERNAME_FIELD = 'run'



    objects = CustomUserManager()







    def __str__(self):

        return self.run



    def has_perm(self, perm, obj=None):

        return True



    def has_module_perms(self, misPerris):

        return True



    @property

    def is_staff(self):

        return self.is_admin

forms.py

class UserCreationForm(forms.ModelForm):

    #crear new users incluyendo todos los campos requeridos

    password1 = forms.CharField(label='contrasena', widget=forms.PasswordInput)

    password2 = forms.CharField(label='Confirmar contrasena', widget=forms.PasswordInput)



    class Meta:

        model = CustomUser

        fields = ('run','email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda')



    def clean_password2(self):

        #para ver que las 2 passwords sean iguales

        password1 = self.cleaned_data.get("password1")

        password2 = self.cleaned_data.get("password2")

        if password1 and password2 and password1 != password2:

            raise forms.ValidationError("Las Contrasenas no son iguales")

        return password2



    def save(self, commit=True):

        #guardar la contrasena en hashed format

        user = super().save(commit=False)

        user.set_password(self.cleaned_data["password1"])

        if commit:

            user.save()

        return user





class UserChangeForm(forms.ModelForm):

    #este es para actualizar al usuario y todos sus campos excepto la password creo

    password = ReadOnlyPasswordHashField



    class Meta:

        model = CustomUser

        fields = ('run','password','email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda','is_active','is_admin')



    def clean_password(self):

        #

        return self.initial["password"]



class UserAdmin(BaseUserAdmin):

    #el form para agregar y cambia instancias de usuario

    form = UserChangeForm

    add_form = UserCreationForm



    #campos que apareceran en admin en el User Model

    list_display = ('run','email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda','is_admin')

    list_filter = ('is_admin',)

    fieldsets = (

        (None, {'fields': ('run','password')}),

        ('Personal info', {'fields': ('email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda',)}),

        ('Permissions', {'fields': ('is_admin',)}),

    )

    # add_fieldsets is not a standard ModelAdmin attribute. UserAdmin

    # overrides get_fieldsets to use this attribute when creating a user.

    add_fieldsets = (

        (None, {

            'classes': ('wide',),

            'fields': ('run','email','fechaNac','nombre','apellido','telefono','regiones','comunas','tipo_vivienda','password1','password2')}

        ),

    )

    search_fields = ('run',)

    ordering = ('run',)

    filter_horizontal = ()

views.py

def registrar(request):

    if request.method == 'POST':

        form = UserCreationForm(request.POST)

        if form.is_valid():

            form.save()

            return redirect(login_redirect)

    else:

        form = UserCreationForm()



        args = {'form': form}

        return render(request, 'registro/registro.html', args)