Fatal error: Uncaught Error: Class 'CI_Controller' not found in /var/www/kapitalsv/system/core/CodeIgniter.php:233
Stack trace:
#0 /var/www/kapitalsv/system/core/Lang.php(98): get_instance()
#1 /var/www/kapitalsv/system/database/DB_driver.php(1165): CI_Lang->load('db_lang.php')
#2 /var/www/kapitalsv/system/database/DB_driver.php(124): CI_DB_driver->display_error('db_unable_to_co...')
#3 /var/www/kapitalsv/system/database/DB.php(148): CI_DB_driver->initialize()
#4 /var/www/kapitalsv/application/config/routes.php(64): DB()
#5 /var/www/kapitalsv/system/core/Router.php(138): include('/var/www/kapita...')
#6 /var/www/kapitalsv/system/core/CodeIgniter.php(173): CI_Router->_set_routing()
#7 /var/www/kapitalsv/index.php(202): require_once('/var/www/kapita...')
#8 {main}
thrown in /var/www/kapitalsv/system/core/CodeIgniter.php on line 233