Fatal error: Uncaught ArgumentCountError: Too few arguments to function head(), 0 passed in /var/www/vhosts/ileies.de/httpdocs/login/index.php on line 3 and exactly 1 expected in /var/www/vhosts/ileies.de/httpdocs/docs/functions.php:18 Stack trace: #0 /var/www/vhosts/ileies.de/httpdocs/login/index.php(3): head() #1 {main} thrown in /var/www/vhosts/ileies.de/httpdocs/docs/functions.php on line 18