dlango MultiValueDictKeyError

[Ajeet Kumar Gupt]

Dear Team,

I am developing custom registration and login page for end-user but getting
the below error. Please find the views.py code also in the trail.


*MultiValueDictKeyError at /login/*

'username'

Request Method: GET
Request URL: http://127.0.0.1:8000/login/
Django Version: 2.2.3
Exception Type: MultiValueDictKeyError
Exception Value:

'username'

Exception Location:
C:\Python\Python37\lib\site-packages\django\utils\datastructures.py
in __getitem__, line 80
Python Executable: C:\Python\Python37\python.exe
Python Version: 3.7.3

-- 
*Views.py*
*____________________________*

rom django.shortcuts import render
from django.contrib.auth.models import User
from django.http import HttpResponseRedirect
from .forms import RegisterForm
from django.conf import settings
from django.shortcuts import redirect
from django.contrib.auth.decorators import login_required
from django.contrib import messages
from django.contrib.auth import authenticate,login
from django.contrib import auth
from django.core.exceptions import ObjectDoesNotExist


def user_register(request):
    # if this is a POST request we need to process the form data
    template = 'mymodule/register.html'
   # template = 'index.html'
    if request.method == 'POST':
        # create a form instance and populate it with data from the request:
        form = RegisterForm(request.POST)
        # check whether it's valid:
        if form.is_valid():
            if 
User.objects.filter(username=form.cleaned_data['username']).exists():
                return render(request, template, {
                    'form': form,
                    'error_message': 'Username already exists.'
                })
            elif User.objects.filter(email=form.cleaned_data['email']).exists():
                return render(request, template, {
                    'form': form,
                    'error_message': 'Email already exists.'
                })
            elif form.cleaned_data['password'] !=
form.cleaned_data['password_repeat']:
                return render(request, template, {
                    'form': form,
                    'error_message': 'Passwords do not match.'
                })
            else:
                # Create the user:
                user = User.objects.create_user(
                    form.cleaned_data['username'],
                    form.cleaned_data['email'],
                    form.cleaned_data['password']
                )
                user.first_name = form.cleaned_data['first_name']
                user.last_name = form.cleaned_data['last_name']
                user.phone_number = form.cleaned_data['phone_number']
                user.save()
                return redirect('index.html')
                # Login the user
                #login(request, user)
                #def user_login(request):
                # redirect to accounts page:
                #return render(request, '/login.html')
               # return HttpResponseRedirect(return, '/login.html')
               # No post data availabe, let's just show the page.
    else:
        form = RegisterForm()
        return render(request, template, {'form': form})





def login_view(request):
    username = request.POST['username']
    password = request.POST['pass']
    users = authenticate(request, username=username, password=password)
    if users is not None:
        login(request, users)
        return redirect('welcome.html')
    else:
        return redirect('index.html')



def logout(request):
    auth.logout(request)
    return render(request, 'login.html')




*Thanks & Regards*
Ajeet Kumar Gupt
+91-9311232332

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