I am using django for a project and i got this error - django

Question

I am doing a project in Django and i got this error.How is this occurs?
NoReverseMatch at /
Reverse for 'create_order' with no arguments not found. 1 pattern(s) tried: ['create_order/(?P[^/]+)/$']
urls.py
from django.urls import path
from accounts import views
urlpatterns = [
path('',views.home, name="home"),
path('product/',views.products, name="product"),
path('customer/<str:pkid>/',views.customer, name="customer"),
path('create_order/<str:pk>/',views.createOrder, name="create_order"),
path('update_order/<str:pk>/',views.updateOrder, name="update_order"),
path('delete_order/<str:pk>/',views.deleteOrder, name="delete_order"),
]
views.py
def createOrder(request, pk):
customer = Customer.objects.get(id=pk)
form = OrderForm(initial={'customer':customer})
if request.method == 'POST':
form = OrderForm(request.POST)
if form.is_valid:
form.save()
return redirect('/')
context = {'form':form}
return render(request, 'accounts/order_form.html', context)
order_form.html
{% extends 'accounts/main.html' %}
{% load static %}
{% block content %}
<form action="" method="POST">
{% csrf_token %}
{{ form }}
<input type="submit" name="Submit">
</form>
{% endblock %}
customer.html`
{% extends 'accounts/main.html' %}
{% block content %}
<br>
<div class="row" style="margin: auto;">
<div class="col-md">
<div class="card card-body">
<h5>Customer:{{customer.name}}</h5>
<hr>
Update Customer
Place Order
</div>
</div>
<div class="col-md">
<div class="card card-body">
<h5>Contact Information</h5>
<hr>
<p>Email: {{customer.email}}</p>
<p>Phone: {{customer.phone}}</p>
</div>
</div>
<div class="col-md">
<div class="card card-body">
<h5>Total Orders</h5>
<hr>
<h1 style="text-align:center;padding:10px">{{total_orders}}</h1>
</div>
</div>
</div>
<br>
<div class="row" style="margin: auto;">
<div class="col">
<div class="card card-body">
<form method="get">
<button class="btn btn-primary" type="submit">Search</button>
</form>
</div>
</div>
</div>
<br>
<div class="row" style="margin: auto;">
<div class="col-md">
<div class="card card-body">
<table class="table table-sm">
<tr>
<th>Product</th>
<th>Category</th>
<th>Date Ordered</th>
<th>Status</th>
<th>Update</th>
<th>Remove</th>
</tr>
{% for order in orders %}
<tr>
<td>{{order.product.name}}</td>
<td>{{order.product.category}}</td>
<td>{{order.date_created}}</td>
<td>{{order.status}}</td>
<td><a class="btn btn-sm btn-warning" href="{% url 'update_order' order.id %}">Update</a></td>
<td><a class="btn btn-sm btn-danger" href="{% url 'delete_order' order.id %}">Remove</a></td>
</tr>
{% endfor %}
</table>
</div>
</div>
</div>
{% endblock %}

Answer 1

The NoReverseMatch error is saying that Django cannot find a matching url pattern for the url you've provided in any of your installed app's urls.
In your HTML write action=" {%url 'create_order' order.id%}"