Fatal error: Uncaught ArgumentCountError: Too few arguments to function About::changeLang(), 0 passed in /var/www/dermaster-indonesia.com/html/system/core/CodeIgniter.php on line 359 and exactly 1 expected in /var/www/dermaster-indonesia.com/html/application/controllers/about.php:18
Stack trace:
#0 /var/www/dermaster-indonesia.com/html/system/core/CodeIgniter.php(359): About->changeLang()
#1 /var/www/dermaster-indonesia.com/html/index.php(205): require_once('/var/www/dermas...')
#2 {main}
thrown in /var/www/dermaster-indonesia.com/html/application/controllers/about.php on line 18