Fatal error: Call to protected GlobalClass::__construct() from context 'Modules' in N:\home\guru\www\lib\modules_class.php on line 26


Global class

<?php
require_once "config_class.php";
require_once "checkvalid_class.php";
require_once "database_class.php";

abstract class GlobalClass {
    
	private $db;
	private $table_name;
	protected $config;
	protected $valid;
	
    protected function __construct ($table_name, $db) {
	$this ->db = $db;
	$this ->table_name = $table_name;
	$this ->config = new Config ();
	$this ->valid = new CheckValid();
	}


Modules 

<?php

require_once "config_class.php";
require_once "article_class.php";
require_once "section_class.php";
require_once "user_class.php";
require_once "menu_class.php";
require_once "banner_class.php";
require_once "message_class.php";

abstract class Modules 
{
	protected $config;
	protected $article;
	protected $section;
	protected $user;
	protected $menu;
	protected $banner;
	protected $message;
    protected $data;

public function __construct($db){
		session_start();
		$this->config = new Config($db);
26		$this->article = new Article($db);
		$this->section = new Section($db);
		$this->user = new User($db);
		$this->menu = new Menu($db);
		$this->banner = new Banner($db);
		$this->message = new Message();
                $this->data = $this->secureData($_GET);
}