Deprecated (8192) : Creation of dynamic property App\Controller\NewsController::$NewsTags is deprecated [in /var/www/html/src/Controller/NewsController.php, line 40]
Warning (512) : Unable to emit headers. Headers sent in file=/var/www/html/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php line=37 [in /var/www/html/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 65]
Warning (2) : Cannot modify header information - headers already sent by (output started at /var/www/html/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php:37) [in /var/www/html/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 159]
Warning (2) : Cannot modify header information - headers already sent by (output started at /var/www/html/vendor/cakephp/cakephp/src/Error/Renderer/HtmlErrorRenderer.php:37) [in /var/www/html/vendor/cakephp/cakephp/src/Http/ResponseEmitter.php, line 192]
Error: Missing Method in NewsController

Missing Method in NewsController 📋

Cake\Controller\Exception\MissingActionException

Error The action vscode: is not defined in NewsController

Error Create NewsController::vscode:() in file: src/Controller/NewsController.php.

<?php
namespace App\Controller;

use 
App\Controller\AppController;

class 
NewsController extends AppController
{

    public function 
vscode:()
    {

    }
}
CORE/src/Controller/Controller.php at line 481 (edit)
        $action $request->getParam('action');
        $controller $this->name 'Controller';
        if (!$this->isAction($action)) {
            throw new MissingActionException([
                'controller' => $controller,
                'action' => $action,
                'prefix' => $request->getParam('prefix') ?? null,
                'plugin' => $this->plugin ?? null,

If you want to customize this error message, create templates/Error/missing_action.php