How to resolve error 404

Database.php:

PHP Code:

$active_group = 'default';
$active_record = TRUE;
$db['default']['hostname'] = 'localhost';
$db['default']['username'] = 'abtours_';
$db['default']['password'] = '********';
$db['default']['database'] = 'abtours_';
$db['default']['dbdriver'] = 'mysql';
$db['default']['dbprefix'] = '';
$db['default']['pconnect'] = TRUE;
$db['default']['db_debug'] = TRUE;
$db['default']['cache_on'] = FALSE;
$db['default']['cachedir'] = '';
$db['default']['char_set'] = 'utf8';
$db['default']['dbcollat'] = 'utf8_general_ci';
$db['default']['swap_pre'] = '';
$db['default']['autoinit'] = TRUE;
$db['default']['stricton'] = FALSE; 


Config.php:

PHP Code:

$config['base_url']    = "http://abtours.b-communication.be/";

$config['index_page'] = '';

$config['uri_protocol']    = 'QUERY_STRING';

$config['url_suffix'] = '';

$config['language']    = 'fr';

$config['charset'] = 'UTF-8';


$config['enable_hooks'] = FALSE;


$config['subclass_prefix'] = 'MY_';

$config['permitted_uri_chars'] = 'a-z 0-9~%.=:_\-';
$config['allow_get_array']        = TRUE;
$config['enable_query_strings'] = FALSE;
$config['controller_trigger']    = 'c';
$config['function_trigger']        = 'm';
$config['directory_trigger']    = 'd';


$config['log_threshold'] = 0;

$config['log_path'] = '';


$config['log_date_format'] = 'Y-m-d H:i:s';

$config['cache_path'] = '';

$config['encryption_key'] = 'ser1alkr3ative.cms';


$config['sess_cookie_name']        = 'ci_session';
$config['sess_expiration']        = 7200;
$config['sess_expire_on_close']    = FALSE;
$config['sess_encrypt_cookie']    = FALSE;
$config['sess_use_database']    = TRUE;
$config['sess_table_name']        = 'sessions';
$config['sess_match_ip']        = FALSE;
$config['sess_match_useragent']    = TRUE;
$config['sess_time_to_update']    = 300;
$cookie_prefix = str_replace('.', '', $_SERVER['HTTP_HOST']);

$cookie_domain = $_SERVER['HTTP_HOST'];
$cookie_domain = explode('.', $cookie_domain);
$cookie_domain = array_reverse($cookie_domain);
$cookie_domain = ".".$cookie_domain[1].".".$cookie_domain[0];

$config['cookie_prefix']    = $cookie_prefix;
$config['cookie_domain']    = $cookie_domain;
$config['cookie_path']        = "/";
$config['cookie_secure']    = FALSE;

$config['global_xss_filtering'] = FALSE;
$config['csrf_protection'] = FALSE;
$config['csrf_token_name'] = 'csrf_test_name';
$config['csrf_cookie_name'] = 'csrf_cookie_name';
$config['csrf_expire'] = 7200;


$config['compress_output'] = FALSE;

$config['time_reference'] = 'local';

$config['rewrite_short_tags'] = FALSE;

$config['proxy_ips'] = ''; 


Routes.php

PHP Code:

$route['default_controller'] = "front";
$route['404_override'] = 'front';