Fatal error: Uncaught TypeError: mysqli_num_rows(): Argument #1 ($result) must be of type mysqli_result, bool given in /var/www/cactofili.org/www/includes/db.php:75
Stack trace:
#0 /var/www/cactofili.org/www/includes/db.php(75): mysqli_num_rows()
#1 /var/www/cactofili.org/www/includes/db-app.php(158): Record()
#2 /var/www/cactofili.org/www/foto.php(31): user_name()
#3 {main}
thrown in /var/www/cactofili.org/www/includes/db.php on line 75