Fatal error: Uncaught TypeError: filter_var(): Argument #3 ($options) must be of type array|int, string given in /var/www/system/core/Input.php:392 Stack trace: #0 /var/www/system/core/Input.php(392): filter_var('172.26.0.1', 275, '') #1 /var/www/system/core/Input.php(355): CI_Input->valid_ip('172.26.0.1') #2 /var/www/system/libraries/Session.php(331): CI_Input->ip_address() #3 /var/www/system/libraries/Session.php(109): CI_Session->sess_create() #4 /var/www/system/core/Loader.php(1100): CI_Session->__construct() #5 /var/www/system/core/Loader.php(976): CI_Loader->_ci_init_class('session', '', NULL, NULL) #6 /var/www/system/core/Loader.php(217): CI_Loader->_ci_load_class('Session', NULL, NULL) #7 /var/www/system/core/Loader.php(1179): CI_Loader->library('session') #8 /var/www/system/core/Loader.php(153): CI_Loader->_ci_autoloader() #9 /var/www/system/core/Controller.php(52): CI_Loader->initialize() #10 /var/www/application/controllers/galerie.php(7): CI_Controller->__construct() #11 /var/www/system/core/CodeIgniter.php(309): Galerie->__construct() #12 /var/www/index.php(202): require_once('/var/www/system...') #13 {main} thrown in /var/www/system/core/Input.php on line 392