In localhost my site runs correctly, after i publish it in a test server it does not work and it prints this:
My login page runs without problems...
But after i click "login", i receive the error, but the URL is correct...
my config.php
$config['base_url'] = 'http://merge.***.it/merge/';
$config['index_page'] = 'index.php';
routes.php
$route['default_controller'] = 'auth/login';
$route['404_override'] = '';
$route['translate_uri_dashes'] = FALSE;