Formbase | A global , immutable database of Formality terms

I am using drupal 8.9.*, I want to Save data to the content type from a custom module so that i can see the data entered in Drupal's common content list page.

I dont know how to save data to the content type, I have tried using object of $node to save it (and some other method I tried but later came to know its deprecated). I have also passed machine-name of the content type. Where I am going wrong on this, all the Drupal documentation is distorted, hard to find a correct version of 8 || 9. Here is my code.

Routing data file, birth_details.routing.yml

I'm new to Flask. I've been looking at various tutorials and the only thing I've seen that looks like it should work doesn't.

I have a form class:

When I attempt to log in to my django website, I always get a 403 Forbidden CSRF cookie not set error. When viewed via developer tools, the CSRF token was in the form response, but there were no cookies. I have django.middleware.csrf.CsrfViewMiddleware in my middleware, and I am using the standard django.contrib.auth.views.LoginView.
Here is my template:

I have the following code to load a module dynamically:

I'm trying to do some stuff while submitting a form in a custom module. Some of that is done by calling a function from a controller. That's when i get:

Error: Class 'Drupal\ice_cream\Controller\OrderController' not found in Drupal\ice_cream\Form\OrderForm->submitForm() (line 77 of modules\custom\ice_cream\src\Form\OrderForm.php).

As far as I can tell the namespaces aren't wrong? Or is that not related to this error?

This is how my OrderForm.php and submitForm() looks like:

I have this class:

i created a drupal 8 module meant to submit a form to consume a third party api and display the result on the page. (the api works properly) When the module is enabled and the url is launched and the form is submited i get the below error

I am new in Drupal world and I'm trying to use the Drupal From API to create a contact form with Ajax validation.

I'm facing 2 issues:

• My following form (see below) works well but only when the user is connected as administrator. When I am not logged in as an administrator, it does not work.

• I also created a custom Block to display my Form, unfortunately the block does not appear when I am logged in.

I try to follow this guide whitout success: https://panshul1410.blog/2018/07/15/drupal-8-ajax-validations-for-custom-form/

Here is the form I created:

I need to set values for default address fields(langcode, country_code, administrative_area, address_locality ect.) when I create a node. I used below code in the submitForm function of a Form class which is extends by Drupal\Core\Form\FormBase class. But it not works for me.