CI 3 - Migration Error

Code:

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Migration::$migration

Filename: admin/Migration.php

Line Number: 16

Backtrace:

File: C:\codeigniter_blog\application\controllers\admin\Migration.php
Line: 16
Function: _error_handler

File: C:\wamp\www\blog\index.php
Line: 306
Function: require_once

Code:

A PHP Error was encountered

Severity: Error

Message: Call to a member function current() on a non-object

Filename: admin/Migration.php

Line Number: 16

Backtrace:

PHP Code:

Migration.php

class Migration extends Admin_Controller {
    public function __construct() {
        parent::__construct();
    }

    public function index() {
        $this->load->library('migration');
        if ($this->migration->current() === FALSE) {
            show_error($this->migration->error_string());
        }
        else {
            echo "Migration Success";
        }
    }
} 


PHP Code:

20150105121212_create_users.php

defined('BASEPATH') OR exit('No direct script access allowed');

class Migration_Create_users extends CI_Migration {

    public function up()
    {
        $this->dbforge->add_field(array(
            'id' => array(
                'type' => 'INT',
                'constraint' => 11,
                'unsigned' => TRUE,
                'auto_increment' => TRUE
            ),
            'email' => array(
                'type' => 'VARCHAR',
                'constraint' => '100',
            ),
            'password' => array(
                'type' => 'VARCHAR',
                'constraint' => '128',
            ),
            'name' => array(
                'type' => 'VARCHAR',
                'constraint' => '100',
            ),
        ));
        $this->dbforge->add_key('id', TRUE);
        $this->dbforge->create_table('users');
    }

    public function down()
    {
        $this->dbforge->drop_table('users');
    }
} 


Why am i getting this error?

I think, if you rename the controller class not to be Migration the error will disappear.

Edit: Migrate

I think, if you rename the controller class not to be Migration the error will disappear.

Edit: Migrate

Thanks. It worked!