Fatal error: Uncaught ArgumentCountError: Too few arguments to function rein4(), 3 passed in /data/www/user/harlander/teaching/ws1011/geta/index.php on line 2 and exactly 4 expected in /data/www/user/harlander/functions.php:218 Stack trace: #0 /data/www/user/harlander/teaching/ws1011/geta/index.php(2): rein4() #1 {main} thrown in /data/www/user/harlander/functions.php on line 218