Fatal error: Uncaught Error: Call to undefined function _t() in /var/www/html/PageConfiguration.php:4 Stack trace: #0 /var/www/html/app.conf.php(34): require_once() #1 /var/www/html/web/index.php(7): require_once('/var/www/html/a...') #2 {main} thrown in /var/www/html/PageConfiguration.php on line 4