please help me!I don't know how do . I need your help
Message: Call to a member function userdata() on null
Filename: /home/xxxxx/xxxxx.x.it/xxx/application/libraries/Auth.php
Line Number: 23
Backtrace:
( page) Function: get_user
(controller) Function: _costruttor
function get_user() {
$name = $this->session->userdata('id');
if ($name) {
$this->obj->db->where("id",$this->obj->session->userdata("id"));
$this->obj->db->where("ip",$this->obj->input->ip_address());
$user= $this->obj->db->get("u_user")->row_array();
if ($utente) {
$this->user = $user;
}
}
class MY_Controller extends CI_Controller {
function _costruttor() {
parent::__construct();
$this->load->library("encrypt");
$unlocked = array('login');
$this->page->get_user();
$this->load->driver('cache', array('adapter' => 'file', 'backup' => 'file'));
if (!$this->page->get_user() AND ! in_array(strtolower(get_class($this)), $unlocked)) {
$this->session->set_userdata('back_url', current_url());
redirect('login/');
}
}
}