Fatal error: Uncaught ArgumentCountError: mysqli_close() expects exactly 1 argument, 0 given in /home/np/public_html/amministrazione/include/db.php:315 Stack trace: #0 /home/np/public_html/amministrazione/include/db.php(315): mysqli_close() #1 /home/np/public_html/amministrazione/include/db.php(137): db->dbclose() #2 /home/np/public_html/amministrazione/include/function.php(7): db->select() #3 /home/np/public_html/amministrazione/password-dimenticata.php(4): include('...') #4 {main} thrown in /home/np/public_html/amministrazione/include/db.php on line 315